diff --git a/docs/release-notes/.FSharp.Compiler.Service/9.0.300.md b/docs/release-notes/.FSharp.Compiler.Service/9.0.300.md
index c39b44e1d7a..2eeef97ffb1 100644
--- a/docs/release-notes/.FSharp.Compiler.Service/9.0.300.md
+++ b/docs/release-notes/.FSharp.Compiler.Service/9.0.300.md
@@ -25,6 +25,7 @@
 * Fixed [#18433](https://github.com/dotnet/fsharp/issues/18433), a rare case of an internal error in xml comment processing. ([PR #18436](https://github.com/dotnet/fsharp/pull/18436))
 * Fix confusing type inference error in task expression ([Issue #13789](https://github.com/dotnet/fsharp/issues/13789), [PR #18450](https://github.com/dotnet/fsharp/pull/18450))
 * Fix missing `null` highlighting in tooltips ([PR #18457](https://github.com/dotnet/fsharp/pull/18457))
+* Fix range of SynPat.Named doesn't include accessibility ([PR #18526](https://github.com/dotnet/fsharp/pull/18526))
 * Allow `_` in `use!` bindings values (lift FS1228 restriction) ([PR #18487](https://github.com/dotnet/fsharp/pull/18487))
 * Make `[<CallerMemberName; Struct>]` combination work([PR #18444](https://github.com/dotnet/fsharp/pull/18444/))
 * Fix code completion considers types from own namespace non-imported ([PR #18518](https://github.com/dotnet/fsharp/issues/18518))
diff --git a/src/Compiler/pars.fsy b/src/Compiler/pars.fsy
index e6e3a657592..e5e0bca6a29 100644
--- a/src/Compiler/pars.fsy
+++ b/src/Compiler/pars.fsy
@@ -3776,7 +3776,11 @@ atomicPattern:
             mkSynPatMaybeVar lidwd vis (lhs parseState)
         else
            let synIdent = List.head lidwd.IdentsWithTrivia
-           SynPat.Named(synIdent, false, vis, synIdent.Range) }
+           let m =
+               match vis with
+               | Some vis -> unionRanges vis.Range synIdent.Range
+               | _ -> synIdent.Range
+           SynPat.Named(synIdent, false, vis, m) }
 
   | constant
       { SynPat.Const(fst $1, snd $1) }
diff --git a/tests/service/data/SyntaxTree/SynType/Named 01.fs b/tests/service/data/SyntaxTree/SynType/Named 01.fs
new file mode 100644
index 00000000000..b3d177741da
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 01.fs	
@@ -0,0 +1,3 @@
+module Module
+
+let value = 42
\ No newline at end of file
diff --git a/tests/service/data/SyntaxTree/SynType/Named 01.fs.bsl b/tests/service/data/SyntaxTree/SynType/Named 01.fs.bsl
new file mode 100644
index 00000000000..0781e30ef03
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 01.fs.bsl	
@@ -0,0 +1,21 @@
+ImplFile
+  (ParsedImplFileInput
+     ("/root/SynType/Named 01.fs", false, QualifiedNameOfFile Module, [], [],
+      [SynModuleOrNamespace
+         ([Module], false, NamedModule,
+          [Let
+             (false,
+              [SynBinding
+                 (None, Normal, false, false, [],
+                  PreXmlDoc ((3,0), FSharp.Compiler.Xml.XmlDocCollector),
+                  SynValData
+                    (None, SynValInfo ([], SynArgInfo ([], false, None)), None),
+                  Named (SynIdent (value, None), false, None, (3,4--3,9)), None,
+                  Const (Int32 42, (3,12--3,14)), (3,4--3,9), Yes (3,0--3,14),
+                  { LeadingKeyword = Let (3,0--3,3)
+                    InlineKeyword = None
+                    EqualsRange = Some (3,10--3,11) })], (3,0--3,14))],
+          PreXmlDoc ((1,0), FSharp.Compiler.Xml.XmlDocCollector), [], None,
+          (1,0--3,14), { LeadingKeyword = Module (1,0--1,6) })], (true, true),
+      { ConditionalDirectives = []
+        CodeComments = [] }, set []))
diff --git a/tests/service/data/SyntaxTree/SynType/Named 02.fs b/tests/service/data/SyntaxTree/SynType/Named 02.fs
new file mode 100644
index 00000000000..d77886cd9dd
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 02.fs	
@@ -0,0 +1,3 @@
+module Module
+
+let private value = 42
\ No newline at end of file
diff --git a/tests/service/data/SyntaxTree/SynType/Named 02.fs.bsl b/tests/service/data/SyntaxTree/SynType/Named 02.fs.bsl
new file mode 100644
index 00000000000..524fced7a9a
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 02.fs.bsl	
@@ -0,0 +1,23 @@
+ImplFile
+  (ParsedImplFileInput
+     ("/root/SynType/Named 02.fs", false, QualifiedNameOfFile Module, [], [],
+      [SynModuleOrNamespace
+         ([Module], false, NamedModule,
+          [Let
+             (false,
+              [SynBinding
+                 (None, Normal, false, false, [],
+                  PreXmlDoc ((3,0), FSharp.Compiler.Xml.XmlDocCollector),
+                  SynValData
+                    (None, SynValInfo ([], SynArgInfo ([], false, None)), None),
+                  Named
+                    (SynIdent (value, None), false, Some (Private (3,4--3,11)),
+                     (3,4--3,17)), None, Const (Int32 42, (3,20--3,22)),
+                  (3,4--3,17), Yes (3,0--3,22),
+                  { LeadingKeyword = Let (3,0--3,3)
+                    InlineKeyword = None
+                    EqualsRange = Some (3,18--3,19) })], (3,0--3,22))],
+          PreXmlDoc ((1,0), FSharp.Compiler.Xml.XmlDocCollector), [], None,
+          (1,0--3,22), { LeadingKeyword = Module (1,0--1,6) })], (true, true),
+      { ConditionalDirectives = []
+        CodeComments = [] }, set []))
diff --git a/tests/service/data/SyntaxTree/SynType/Named 03.fs b/tests/service/data/SyntaxTree/SynType/Named 03.fs
new file mode 100644
index 00000000000..191fca6323c
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 03.fs	
@@ -0,0 +1,3 @@
+module Module
+
+let (|A|) = 0
\ No newline at end of file
diff --git a/tests/service/data/SyntaxTree/SynType/Named 03.fs.bsl b/tests/service/data/SyntaxTree/SynType/Named 03.fs.bsl
new file mode 100644
index 00000000000..6cddbf89cae
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 03.fs.bsl	
@@ -0,0 +1,24 @@
+ImplFile
+  (ParsedImplFileInput
+     ("/root/SynType/Named 03.fs", false, QualifiedNameOfFile Module, [], [],
+      [SynModuleOrNamespace
+         ([Module], false, NamedModule,
+          [Let
+             (false,
+              [SynBinding
+                 (None, Normal, false, false, [],
+                  PreXmlDoc ((3,0), FSharp.Compiler.Xml.XmlDocCollector),
+                  SynValData
+                    (None, SynValInfo ([], SynArgInfo ([], false, None)), None),
+                  Named
+                    (SynIdent
+                       (|A|, Some (HasParenthesis ((3,4--3,5), (3,8--3,9)))),
+                     false, None, (3,4--3,9)), None,
+                  Const (Int32 0, (3,12--3,13)), (3,4--3,9), Yes (3,0--3,13),
+                  { LeadingKeyword = Let (3,0--3,3)
+                    InlineKeyword = None
+                    EqualsRange = Some (3,10--3,11) })], (3,0--3,13))],
+          PreXmlDoc ((1,0), FSharp.Compiler.Xml.XmlDocCollector), [], None,
+          (1,0--3,13), { LeadingKeyword = Module (1,0--1,6) })], (true, true),
+      { ConditionalDirectives = []
+        CodeComments = [] }, set []))
diff --git a/tests/service/data/SyntaxTree/SynType/Named 04.fs b/tests/service/data/SyntaxTree/SynType/Named 04.fs
new file mode 100644
index 00000000000..c1788fab9a0
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 04.fs	
@@ -0,0 +1,3 @@
+module Module
+
+let private (|A|) = 0
\ No newline at end of file
diff --git a/tests/service/data/SyntaxTree/SynType/Named 04.fs.bsl b/tests/service/data/SyntaxTree/SynType/Named 04.fs.bsl
new file mode 100644
index 00000000000..c205d9d5518
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 04.fs.bsl	
@@ -0,0 +1,24 @@
+ImplFile
+  (ParsedImplFileInput
+     ("/root/SynType/Named 04.fs", false, QualifiedNameOfFile Module, [], [],
+      [SynModuleOrNamespace
+         ([Module], false, NamedModule,
+          [Let
+             (false,
+              [SynBinding
+                 (None, Normal, false, false, [],
+                  PreXmlDoc ((3,0), FSharp.Compiler.Xml.XmlDocCollector),
+                  SynValData
+                    (None, SynValInfo ([], SynArgInfo ([], false, None)), None),
+                  Named
+                    (SynIdent
+                       (|A|, Some (HasParenthesis ((3,12--3,13), (3,16--3,17)))),
+                     false, Some (Private (3,4--3,11)), (3,4--3,17)), None,
+                  Const (Int32 0, (3,20--3,21)), (3,4--3,17), Yes (3,0--3,21),
+                  { LeadingKeyword = Let (3,0--3,3)
+                    InlineKeyword = None
+                    EqualsRange = Some (3,18--3,19) })], (3,0--3,21))],
+          PreXmlDoc ((1,0), FSharp.Compiler.Xml.XmlDocCollector), [], None,
+          (1,0--3,21), { LeadingKeyword = Module (1,0--1,6) })], (true, true),
+      { ConditionalDirectives = []
+        CodeComments = [] }, set []))
diff --git a/tests/service/data/SyntaxTree/SynType/Named 05.fs b/tests/service/data/SyntaxTree/SynType/Named 05.fs
new file mode 100644
index 00000000000..710b9d60ce9
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 05.fs	
@@ -0,0 +1,3 @@
+module Module
+
+let a, private b = 1, 2
\ No newline at end of file
diff --git a/tests/service/data/SyntaxTree/SynType/Named 05.fs.bsl b/tests/service/data/SyntaxTree/SynType/Named 05.fs.bsl
new file mode 100644
index 00000000000..fafa4eb0a3f
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 05.fs.bsl	
@@ -0,0 +1,30 @@
+ImplFile
+  (ParsedImplFileInput
+     ("/root/SynType/Named 05.fs", false, QualifiedNameOfFile Module, [], [],
+      [SynModuleOrNamespace
+         ([Module], false, NamedModule,
+          [Let
+             (false,
+              [SynBinding
+                 (None, Normal, false, false, [],
+                  PreXmlDoc ((3,0), FSharp.Compiler.Xml.XmlDocCollector),
+                  SynValData
+                    (None, SynValInfo ([], SynArgInfo ([], false, None)), None),
+                  Tuple
+                    (false,
+                     [Named (SynIdent (a, None), false, None, (3,4--3,5));
+                      Named
+                        (SynIdent (b, None), false, Some (Private (3,7--3,14)),
+                         (3,7--3,16))], [(3,5--3,6)], (3,4--3,16)), None,
+                  Tuple
+                    (false,
+                     [Const (Int32 1, (3,19--3,20));
+                      Const (Int32 2, (3,22--3,23))], [(3,20--3,21)],
+                     (3,19--3,23)), (3,4--3,16), Yes (3,0--3,23),
+                  { LeadingKeyword = Let (3,0--3,3)
+                    InlineKeyword = None
+                    EqualsRange = Some (3,17--3,18) })], (3,0--3,23))],
+          PreXmlDoc ((1,0), FSharp.Compiler.Xml.XmlDocCollector), [], None,
+          (1,0--3,23), { LeadingKeyword = Module (1,0--1,6) })], (true, true),
+      { ConditionalDirectives = []
+        CodeComments = [] }, set []))
diff --git a/tests/service/data/SyntaxTree/SynType/Named 06.fs b/tests/service/data/SyntaxTree/SynType/Named 06.fs
new file mode 100644
index 00000000000..31ee6a99e79
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 06.fs	
@@ -0,0 +1,3 @@
+module Module
+
+let private a, private b = 1, 2
\ No newline at end of file
diff --git a/tests/service/data/SyntaxTree/SynType/Named 06.fs.bsl b/tests/service/data/SyntaxTree/SynType/Named 06.fs.bsl
new file mode 100644
index 00000000000..75f20e20fdd
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 06.fs.bsl	
@@ -0,0 +1,32 @@
+ImplFile
+  (ParsedImplFileInput
+     ("/root/SynType/Named 06.fs", false, QualifiedNameOfFile Module, [], [],
+      [SynModuleOrNamespace
+         ([Module], false, NamedModule,
+          [Let
+             (false,
+              [SynBinding
+                 (None, Normal, false, false, [],
+                  PreXmlDoc ((3,0), FSharp.Compiler.Xml.XmlDocCollector),
+                  SynValData
+                    (None, SynValInfo ([], SynArgInfo ([], false, None)), None),
+                  Tuple
+                    (false,
+                     [Named
+                        (SynIdent (a, None), false, Some (Private (3,4--3,11)),
+                         (3,4--3,13));
+                      Named
+                        (SynIdent (b, None), false, Some (Private (3,15--3,22)),
+                         (3,15--3,24))], [(3,13--3,14)], (3,4--3,24)), None,
+                  Tuple
+                    (false,
+                     [Const (Int32 1, (3,27--3,28));
+                      Const (Int32 2, (3,30--3,31))], [(3,28--3,29)],
+                     (3,27--3,31)), (3,4--3,24), Yes (3,0--3,31),
+                  { LeadingKeyword = Let (3,0--3,3)
+                    InlineKeyword = None
+                    EqualsRange = Some (3,25--3,26) })], (3,0--3,31))],
+          PreXmlDoc ((1,0), FSharp.Compiler.Xml.XmlDocCollector), [], None,
+          (1,0--3,31), { LeadingKeyword = Module (1,0--1,6) })], (true, true),
+      { ConditionalDirectives = []
+        CodeComments = [] }, set []))
diff --git a/tests/service/data/SyntaxTree/SynType/Named 07.fs b/tests/service/data/SyntaxTree/SynType/Named 07.fs
new file mode 100644
index 00000000000..ed76155a8ef
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 07.fs	
@@ -0,0 +1,3 @@
+module Module
+
+let private a, b = 1, 2
\ No newline at end of file
diff --git a/tests/service/data/SyntaxTree/SynType/Named 07.fs.bsl b/tests/service/data/SyntaxTree/SynType/Named 07.fs.bsl
new file mode 100644
index 00000000000..65e957b2058
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 07.fs.bsl	
@@ -0,0 +1,31 @@
+ImplFile
+  (ParsedImplFileInput
+     ("/root/SynType/Named 07.fs", false, QualifiedNameOfFile Module, [], [],
+      [SynModuleOrNamespace
+         ([Module], false, NamedModule,
+          [Let
+             (false,
+              [SynBinding
+                 (None, Normal, false, false, [],
+                  PreXmlDoc ((3,0), FSharp.Compiler.Xml.XmlDocCollector),
+                  SynValData
+                    (None, SynValInfo ([], SynArgInfo ([], false, None)), None),
+                  Tuple
+                    (false,
+                     [Named
+                        (SynIdent (a, None), false, Some (Private (3,4--3,11)),
+                         (3,4--3,13));
+                      Named (SynIdent (b, None), false, None, (3,15--3,16))],
+                     [(3,13--3,14)], (3,4--3,16)), None,
+                  Tuple
+                    (false,
+                     [Const (Int32 1, (3,19--3,20));
+                      Const (Int32 2, (3,22--3,23))], [(3,20--3,21)],
+                     (3,19--3,23)), (3,4--3,16), Yes (3,0--3,23),
+                  { LeadingKeyword = Let (3,0--3,3)
+                    InlineKeyword = None
+                    EqualsRange = Some (3,17--3,18) })], (3,0--3,23))],
+          PreXmlDoc ((1,0), FSharp.Compiler.Xml.XmlDocCollector), [], None,
+          (1,0--3,23), { LeadingKeyword = Module (1,0--1,6) })], (true, true),
+      { ConditionalDirectives = []
+        CodeComments = [] }, set []))
diff --git a/tests/service/data/SyntaxTree/SynType/Named 08.fs b/tests/service/data/SyntaxTree/SynType/Named 08.fs
new file mode 100644
index 00000000000..57c471b0631
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 08.fs	
@@ -0,0 +1,3 @@
+module Module
+
+let private (1, 2) = 0
\ No newline at end of file
diff --git a/tests/service/data/SyntaxTree/SynType/Named 08.fs.bsl b/tests/service/data/SyntaxTree/SynType/Named 08.fs.bsl
new file mode 100644
index 00000000000..c6f0d6cbd6d
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 08.fs.bsl	
@@ -0,0 +1,28 @@
+ImplFile
+  (ParsedImplFileInput
+     ("/root/SynType/Named 08.fs", false, QualifiedNameOfFile Module, [], [],
+      [SynModuleOrNamespace
+         ([Module], false, NamedModule,
+          [Let
+             (false,
+              [SynBinding
+                 (None, Normal, false, false, [],
+                  PreXmlDoc ((3,0), FSharp.Compiler.Xml.XmlDocCollector),
+                  SynValData
+                    (None, SynValInfo ([], SynArgInfo ([], false, None)), None),
+                  Named
+                    (SynIdent
+                       (op_MultiplyMultiplyMultiplyMultiply,
+                        Some (HasParenthesis ((3,12--3,13), (3,17--3,18)))),
+                     false, Some (Private (3,4--3,11)), (3,4--3,18)), None,
+                  Const (Int32 0, (3,21--3,22)), (3,4--3,18), Yes (3,0--3,22),
+                  { LeadingKeyword = Let (3,0--3,3)
+                    InlineKeyword = None
+                    EqualsRange = Some (3,19--3,20) })], (3,0--3,22))],
+          PreXmlDoc ((1,0), FSharp.Compiler.Xml.XmlDocCollector), [], None,
+          (1,0--3,22), { LeadingKeyword = Module (1,0--1,6) })], (true, true),
+      { ConditionalDirectives = []
+        CodeComments = [] }, set []))
+
+(3,13)-(3,14) parse error Unexpected integer literal in binding
+(3,12)-(3,18) parse error Attempted to parse this as an operator name, but failed
diff --git a/tests/service/data/SyntaxTree/SynType/Named 09.fs b/tests/service/data/SyntaxTree/SynType/Named 09.fs
new file mode 100644
index 00000000000..1158b0991b0
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 09.fs	
@@ -0,0 +1,4 @@
+module Module
+
+match 1 with
+| private x -> ()
\ No newline at end of file
diff --git a/tests/service/data/SyntaxTree/SynType/Named 09.fs.bsl b/tests/service/data/SyntaxTree/SynType/Named 09.fs.bsl
new file mode 100644
index 00000000000..a97b6dd3461
--- /dev/null
+++ b/tests/service/data/SyntaxTree/SynType/Named 09.fs.bsl	
@@ -0,0 +1,20 @@
+ImplFile
+  (ParsedImplFileInput
+     ("/root/SynType/Named 09.fs", false, QualifiedNameOfFile Module, [], [],
+      [SynModuleOrNamespace
+         ([Module], false, NamedModule,
+          [Expr
+             (Match
+                (Yes (3,0--3,12), Const (Int32 1, (3,6--3,7)),
+                 [SynMatchClause
+                    (Named
+                       (SynIdent (x, None), false, Some (Private (4,2--4,9)),
+                        (4,2--4,11)), None, Const (Unit, (4,15--4,17)),
+                     (4,2--4,17), Yes, { ArrowRange = Some (4,12--4,14)
+                                         BarRange = Some (4,0--4,1) })],
+                 (3,0--4,17), { MatchKeyword = (3,0--3,5)
+                                WithKeyword = (3,8--3,12) }), (3,0--4,17))],
+          PreXmlDoc ((1,0), FSharp.Compiler.Xml.XmlDocCollector), [], None,
+          (1,0--4,17), { LeadingKeyword = Module (1,0--1,6) })], (true, true),
+      { ConditionalDirectives = []
+        CodeComments = [] }, set []))