diff --git a/docs/Syntax.md b/docs/Syntax.md
index a28f86f20b..f3313818a3 100644
--- a/docs/Syntax.md
+++ b/docs/Syntax.md
@@ -485,6 +485,7 @@ Note that when Snap! encodes a function to LISP syntax it automatically recogniz
 |  | go back _ layers | **back** |  | ` (back 1) ` |
 | **sound** | play sound _ | **play** |  | ` (play nil) ` |
 |  | play sound _ until done | **playAll** |  | ` (playAll nil) ` |
+|  | stop sound _ | **stopSound** |  | ` (stopSound nil) ` |
 |  | stop all sounds | **stopSounds** |  | ` (stopSounds) ` |
 |  | play sound _ at _ Hz | **playAt** |  | ` (playAt nil 44100) ` |
 |  | _ of sound _ | **sound** | *reporter* | ` (sound [duration] nil) ` |
diff --git a/src/objects.js b/src/objects.js
index 0b461c59cc..7a40146efb 100644
--- a/src/objects.js
+++ b/src/objects.js
@@ -776,6 +776,13 @@ SpriteMorph.prototype.primitiveBlocks = function () {
                 (prim t doPlaySoundAtRate target rate)
                 (play (newSound (sound [samples] (get target)) (get rate))))`
         },
+        doStopSound: {
+            type: 'command',
+            category: 'sound',
+            spec: 'stop sound %snd',
+            defaults: [''],
+            code: 'stopSound'
+        },
         doStopAllSounds: {
             type: 'command',
             category: 'sound',
@@ -3658,6 +3665,7 @@ SpriteMorph.prototype.blockTemplates = function (
 
         blocks.push(block('playSound'));
         blocks.push(block('doPlaySoundUntilDone'));
+        blocks.push(block('doStopSound'));
         blocks.push(block('doStopAllSounds'));
         blocks.push('-');
         blocks.push(block('doPlaySoundAtRate'));
@@ -10908,6 +10916,7 @@ StageMorph.prototype.blockTemplates = function (
 
         blocks.push(block('playSound'));
         blocks.push(block('doPlaySoundUntilDone'));
+        blocks.push(block('doStopSound'));
         blocks.push(block('doStopAllSounds'));
         blocks.push('-');
         blocks.push(block('doPlaySoundAtRate'));
@@ -11896,6 +11905,11 @@ StageMorph.prototype.addSound
 StageMorph.prototype.doPlaySound
     = SpriteMorph.prototype.doPlaySound;
 
+StageMorph.prototype.stopSound = function (src) {
+    this.activeSounds.forEach(audio => {if (src === audio.src) audio.pause()});
+    this.activeSounds = this.activeSounds.filter(audio => audio.src === src);
+};
+
 StageMorph.prototype.stopAllActiveSounds = function () {
     this.activeSounds.forEach(audio => audio.pause());
     this.activeSounds = [];
diff --git a/src/threads.js b/src/threads.js
index 24ba7a895b..7d65b6e70a 100644
--- a/src/threads.js
+++ b/src/threads.js
@@ -4021,6 +4021,17 @@ Process.prototype.doPlaySoundUntilDone = function (name) {
     this.pushContext();
 };
 
+Process.prototype.doStopSound = function (name) {
+    var stage = this.homeContext.receiver.parentThatIsA(StageMorph);
+    var rcvr = this.blockReceiver();
+    rcvr.shadowAttribute('sounds');
+
+    if (stage && rcvr.sounds.contents.some(sound => sound.name === name)) {
+        stage.stopSound(rcvr.sounds.contents.find(
+            sound => sound.name === name).audio.src);
+    }
+};
+
 Process.prototype.doStopAllSounds = function () {
     var stage = this.homeContext.receiver.parentThatIsA(StageMorph);
     if (stage) {