diff --git a/src/sql/workbench/services/notebook/browser/models/cellEdit.ts b/src/sql/workbench/services/notebook/browser/models/cellEdit.ts
index 7a58f42eb1..6b31aaa65f 100644
--- a/src/sql/workbench/services/notebook/browser/models/cellEdit.ts
+++ b/src/sql/workbench/services/notebook/browser/models/cellEdit.ts
@@ -7,6 +7,7 @@ import { IResourceUndoRedoElement, UndoRedoElementType } from 'vs/platform/undoR
 import { ICellModel, MoveDirection } from 'sql/workbench/services/notebook/browser/models/modelInterfaces';
 import { NotebookModel, SplitCell } from 'sql/workbench/services/notebook/browser/models/notebookModel';
 import * as TelemetryKeys from 'sql/platform/telemetry/common/telemetryKeys';
+import { deepClone } from 'vs/base/common/objects';
 import { localize } from 'vs/nls';
 
 export class MoveCellEdit implements IResourceUndoRedoElement {
@@ -35,8 +36,10 @@ export class SplitCellEdit implements IResourceUndoRedoElement {
 	label: string = localize('splitCellEdit', "Split Cell");
 	resource = this.model.notebookUri;
 	private readonly cellOperation = { cell_operation: 'split_cell' };
+	private firstCellOriginalSource: string[] | string;
 
 	constructor(private model: NotebookModel, private cells: SplitCell[]) {
+		this.firstCellOriginalSource = deepClone(cells[0].cell.source);
 	}
 
 	undo(): void {
@@ -45,7 +48,8 @@ export class SplitCellEdit implements IResourceUndoRedoElement {
 	}
 
 	redo(): void {
-		// no-op currently, will add support on next release
+		this.model.splitCells(this.cells, this.firstCellOriginalSource);
+		this.model.sendNotebookTelemetryActionEvent(TelemetryKeys.NbTelemetryAction.RedoCell, this.cellOperation);
 	}
 }
 
diff --git a/src/sql/workbench/services/notebook/browser/models/notebookModel.ts b/src/sql/workbench/services/notebook/browser/models/notebookModel.ts
index fa618cf6cb..1ce8cadf70 100644
--- a/src/sql/workbench/services/notebook/browser/models/notebookModel.ts
+++ b/src/sql/workbench/services/notebook/browser/models/notebookModel.ts
@@ -706,6 +706,21 @@ export class NotebookModel extends Disposable implements INotebookModel {
 		}
 	}
 
+	public splitCells(cells: SplitCell[], firstCellOriginalSource: string | string[]): void {
+		cells[0].cell.source = firstCellOriginalSource;
+		cells[0].cell.isEditMode = true;
+		this.updateActiveCell(cells[0].cell);
+		this._contentChangedEmitter.fire({
+			changeType: NotebookChangeType.CellsModified,
+			cells: [cells[0].cell],
+			cellIndex: 0
+		});
+
+		for (let i = 1; i < cells.length; i++) {
+			this.insertCell(cells[i].cell, undefined, false);
+		}
+	}
+
 	public insertCell(cell: ICellModel, index?: number, addToUndoStack: boolean = true): ICellModel | undefined {
 		if (this.inErrorState) {
 			return undefined;