diff --git a/macos/Sources/App/macOS/AppDelegate.swift b/macos/Sources/App/macOS/AppDelegate.swift
index 12f8f8c31..7caa04659 100644
--- a/macos/Sources/App/macOS/AppDelegate.swift
+++ b/macos/Sources/App/macOS/AppDelegate.swift
@@ -28,7 +28,9 @@ class AppDelegate: NSObject,
     @IBOutlet private var menuNewWindow: NSMenuItem?
     @IBOutlet private var menuNewTab: NSMenuItem?
     @IBOutlet private var menuSplitRight: NSMenuItem?
+    @IBOutlet private var menuSplitLeft: NSMenuItem?
     @IBOutlet private var menuSplitDown: NSMenuItem?
+    @IBOutlet private var menuSplitUp: NSMenuItem?
     @IBOutlet private var menuClose: NSMenuItem?
     @IBOutlet private var menuCloseTab: NSMenuItem?
     @IBOutlet private var menuCloseWindow: NSMenuItem?
@@ -363,7 +365,9 @@ class AppDelegate: NSObject,
         syncMenuShortcut(config, action: "close_window", menuItem: self.menuCloseWindow)
         syncMenuShortcut(config, action: "close_all_windows", menuItem: self.menuCloseAllWindows)
         syncMenuShortcut(config, action: "new_split:right", menuItem: self.menuSplitRight)
+        syncMenuShortcut(config, action: "new_split:left", menuItem: self.menuSplitLeft)
         syncMenuShortcut(config, action: "new_split:down", menuItem: self.menuSplitDown)
+        syncMenuShortcut(config, action: "new_split:up", menuItem: self.menuSplitUp)
 
         syncMenuShortcut(config, action: "copy_to_clipboard", menuItem: self.menuCopy)
         syncMenuShortcut(config, action: "paste_from_clipboard", menuItem: self.menuPaste)
diff --git a/macos/Sources/App/macOS/MainMenu.xib b/macos/Sources/App/macOS/MainMenu.xib
index 05364212f..8ad57c4a5 100644
--- a/macos/Sources/App/macOS/MainMenu.xib
+++ b/macos/Sources/App/macOS/MainMenu.xib
@@ -47,8 +47,10 @@
                 <outlet property="menuSelectSplitLeft" destination="cTK-oy-KuV" id="Jpr-5q-dqz"/>
                 <outlet property="menuSelectSplitRight" destination="upj-mc-L7X" id="nLY-o1-lky"/>
                 <outlet property="menuServices" destination="aQe-vS-j8Q" id="uWQ-Wo-T1L"/>
-                <outlet property="menuSplitDown" destination="UDZ-4y-6xL" id="fgZ-Wb-8OR"/>
+                <outlet property="menuSplitDown" destination="UDZ-4y-6xL" id="ptr-mj-Azh"/>
+                <outlet property="menuSplitLeft" destination="Ppv-GP-lQU" id="Xd5-Cd-Jut"/>
                 <outlet property="menuSplitRight" destination="VUR-Ld-nLx" id="RxO-Zw-ovb"/>
+                <outlet property="menuSplitUp" destination="Ggp-7N-GbX" id="YJF-uq-S4Y"/>
                 <outlet property="menuTerminalInspector" destination="QwP-M5-fvh" id="wJi-Dh-S9f"/>
                 <outlet property="menuToggleFullScreen" destination="8kY-Pi-KaY" id="yQg-6V-OO6"/>
                 <outlet property="menuToggleVisibility" destination="DOX-wA-ilh" id="iBj-Bc-2bq"/>
@@ -145,10 +147,22 @@
                                     <action selector="splitRight:" target="-1" id="cv2-Xg-FR4"/>
                                 </connections>
                             </menuItem>
+                            <menuItem title="Split Left" id="Ppv-GP-lQU">
+                                <modifierMask key="keyEquivalentModifierMask"/>
+                                <connections>
+                                    <action selector="splitLeft:" target="-1" id="Cey-Mf-bD2"/>
+                                </connections>
+                            </menuItem>
                             <menuItem title="Split Down" id="UDZ-4y-6xL">
                                 <modifierMask key="keyEquivalentModifierMask"/>
                                 <connections>
-                                    <action selector="splitDown:" target="-1" id="c6x-CF-u52"/>
+                                    <action selector="splitDown:" target="-1" id="Zej-CF-6nO"/>
+                                </connections>
+                            </menuItem>
+                            <menuItem title="Split Up" id="Ggp-7N-GbX">
+                                <modifierMask key="keyEquivalentModifierMask"/>
+                                <connections>
+                                    <action selector="splitUp:" target="-1" id="bbi-dK-pOS"/>
                                 </connections>
                             </menuItem>
                             <menuItem isSeparatorItem="YES" id="sjq-M1-UGS"/>
diff --git a/macos/Sources/Features/Terminal/BaseTerminalController.swift b/macos/Sources/Features/Terminal/BaseTerminalController.swift
index bace20f05..edf3662b9 100644
--- a/macos/Sources/Features/Terminal/BaseTerminalController.swift
+++ b/macos/Sources/Features/Terminal/BaseTerminalController.swift
@@ -521,11 +521,21 @@ class BaseTerminalController: NSWindowController,
         ghostty.split(surface: surface, direction: GHOSTTY_SPLIT_DIRECTION_RIGHT)
     }
 
+    @IBAction func splitLeft(_ sender: Any) {
+        guard let surface = focusedSurface?.surface else { return }
+        ghostty.split(surface: surface, direction: GHOSTTY_SPLIT_DIRECTION_LEFT)
+    }
+
     @IBAction func splitDown(_ sender: Any) {
         guard let surface = focusedSurface?.surface else { return }
         ghostty.split(surface: surface, direction: GHOSTTY_SPLIT_DIRECTION_DOWN)
     }
 
+    @IBAction func splitUp(_ sender: Any) {
+        guard let surface = focusedSurface?.surface else { return }
+        ghostty.split(surface: surface, direction: GHOSTTY_SPLIT_DIRECTION_UP)
+    }
+
     @IBAction func splitZoom(_ sender: Any) {
         guard let surface = focusedSurface?.surface else { return }
         ghostty.splitToggleZoom(surface: surface)
diff --git a/macos/Sources/Ghostty/SurfaceView_AppKit.swift b/macos/Sources/Ghostty/SurfaceView_AppKit.swift
index daa2ccfde..e4c9072f3 100644
--- a/macos/Sources/Ghostty/SurfaceView_AppKit.swift
+++ b/macos/Sources/Ghostty/SurfaceView_AppKit.swift
@@ -1161,7 +1161,9 @@ extension Ghostty {
 
             menu.addItem(.separator())
             menu.addItem(withTitle: "Split Right", action: #selector(splitRight(_:)), keyEquivalent: "")
+            menu.addItem(withTitle: "Split Left", action: #selector(splitLeft(_:)), keyEquivalent: "")
             menu.addItem(withTitle: "Split Down", action: #selector(splitDown(_:)), keyEquivalent: "")
+            menu.addItem(withTitle: "Split Up", action: #selector(splitUp(_:)), keyEquivalent: "")
 
             menu.addItem(.separator())
             menu.addItem(withTitle: "Reset Terminal", action: #selector(resetTerminal(_:)), keyEquivalent: "")
@@ -1220,11 +1222,21 @@ extension Ghostty {
             ghostty_surface_split(surface, GHOSTTY_SPLIT_DIRECTION_RIGHT)
         }
 
+        @IBAction func splitLeft(_ sender: Any) {
+            guard let surface = self.surface else { return }
+            ghostty_surface_split(surface, GHOSTTY_SPLIT_DIRECTION_LEFT)
+        }
+
         @IBAction func splitDown(_ sender: Any) {
             guard let surface = self.surface else { return }
             ghostty_surface_split(surface, GHOSTTY_SPLIT_DIRECTION_DOWN)
         }
 
+        @IBAction func splitUp(_ sender: Any) {
+            guard let surface = self.surface else { return }
+            ghostty_surface_split(surface, GHOSTTY_SPLIT_DIRECTION_UP)
+        }
+
         @objc func resetTerminal(_ sender: Any) {
             guard let surface = self.surface else { return }
             let action = "reset"