diff --git a/CHANGELOG.md b/CHANGELOG.md
index 927adddc387aa..fafcbb56844f3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,9 @@
 - [Previous Changelogs](https://github.com/eclipse-theia/theia/tree/master/doc/changelogs/)
 
 ## v1.44.0
+
 - [task] prevent task widget title from being changed by task process [#13003](https://github.com/eclipse-theia/theia/pull/13003)
+- [vscode] Added Notebook CodeActionKind [#13093](https://github.com/eclipse-theia/theia/pull/13093) - contributed on behalf of STMicroelectronics
 
 ## v1.43.0 - 10/26/2023
 
diff --git a/packages/plugin-ext/src/plugin/types-impl.ts b/packages/plugin-ext/src/plugin/types-impl.ts
index 6550b577f1172..885ca40da5192 100644
--- a/packages/plugin-ext/src/plugin/types-impl.ts
+++ b/packages/plugin-ext/src/plugin/types-impl.ts
@@ -1657,6 +1657,7 @@ export class CodeActionKind {
     public static readonly Source = CodeActionKind.Empty.append('source');
     public static readonly SourceOrganizeImports = CodeActionKind.Source.append('organizeImports');
     public static readonly SourceFixAll = CodeActionKind.Source.append('fixAll');
+    public static readonly Notebook = CodeActionKind.Empty.append('notebook');
 
     constructor(
         public readonly value: string
diff --git a/packages/plugin/src/theia.d.ts b/packages/plugin/src/theia.d.ts
index 15e5c628c7c90..cd00002eb4ae4 100644
--- a/packages/plugin/src/theia.d.ts
+++ b/packages/plugin/src/theia.d.ts
@@ -10001,6 +10001,24 @@ export module '@theia/plugin' {
          */
         static readonly SourceFixAll: CodeActionKind;
 
+        /**
+         * Base kind for all code actions applying to the enitre notebook's scope. CodeActionKinds using
+         * this should always begin with `notebook.`
+         *
+         * This requires that new CodeActions be created for it and contributed via extensions.
+         * Pre-existing kinds can not just have the new `notebook.` prefix added to them, as the functionality
+         * is unique to the full-notebook scope.
+         *
+         * Notebook CodeActionKinds can be initialized as either of the following (both resulting in `notebook.source.xyz`):
+         * - `const newKind =  CodeActionKind.Notebook.append(CodeActionKind.Source.append('xyz').value)`
+         * - `const newKind =  CodeActionKind.Notebook.append('source.xyz')`
+         *
+         * Example Kinds/Actions:
+         * - `notebook.source.organizeImports` (might move all imports to a new top cell)
+         * - `notebook.source.normalizeVariableNames` (might rename all variables to a standardized casing format)
+         */
+        static readonly Notebook: CodeActionKind;
+
         private constructor(value: string);
 
         /**