diff --git a/js/web/docs/webgpu-operators.md b/js/web/docs/webgpu-operators.md
index 919b005ec4..3ee9441eeb 100644
--- a/js/web/docs/webgpu-operators.md
+++ b/js/web/docs/webgpu-operators.md
@@ -58,7 +58,7 @@ Do not modify directly.*
 | HardSigmoid | ai.onnx(6+) |  |
 | If | ai.onnx(1-10,11-12,13-18,19+) |  |
 | InstanceNormalization | ai.onnx(6+); com.ms.internal.nhwc(6+) |  |
-| LayerNormalization | ai.onnx(17+) |  |
+| LayerNormalization | ai.onnx(1-16,17+) |  |
 | LeakyRelu | ai.onnx(6-15,16+) |  |
 | Less | ai.onnx(7-8,9-12,13+) |  |
 | LessOrEqual | ai.onnx(12-15,16+) |  |
diff --git a/onnxruntime/contrib_ops/js/js_contrib_kernels.cc b/onnxruntime/contrib_ops/js/js_contrib_kernels.cc
index 7bc3414c89..11899feb6e 100644
--- a/onnxruntime/contrib_ops/js/js_contrib_kernels.cc
+++ b/onnxruntime/contrib_ops/js/js_contrib_kernels.cc
@@ -14,6 +14,8 @@ class ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, FastGe
 class ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, FusedConv);
 class ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, Gelu);
 class ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, GroupQueryAttention);
+// LayerNormalization used to be a contrib op that (incorrectly) used kOnnxDomain so we need to version it
+class ONNX_OPERATOR_VERSIONED_KERNEL_CLASS_NAME(kJsExecutionProvider, kOnnxDomain, 1, 16, LayerNormalization);
 class ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, MatMulNBits);
 class ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, MultiHeadAttention);
 class ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, QuickGelu);
@@ -23,6 +25,7 @@ class ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kOnnxDomain, 1, Simp
 class ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, SkipSimplifiedLayerNormalization);
 
 template <>
+
 KernelCreateInfo BuildKernelCreateInfo<void>() {
   KernelCreateInfo info;
   return info;
@@ -37,6 +40,8 @@ Status RegisterJsContribKernels(KernelRegistry& kernel_registry) {
       BuildKernelCreateInfo<ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, FusedConv)>,
       BuildKernelCreateInfo<ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, Gelu)>,
       BuildKernelCreateInfo<ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, GroupQueryAttention)>,
+      // LayerNormalization used to be a contrib op that (incorrectly) used kOnnxDomain so we need to version it
+      BuildKernelCreateInfo<ONNX_OPERATOR_VERSIONED_KERNEL_CLASS_NAME(kJsExecutionProvider, kOnnxDomain, 1, 16, LayerNormalization)>,
       BuildKernelCreateInfo<ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, MatMulNBits)>,
       BuildKernelCreateInfo<ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, MultiHeadAttention)>,
       BuildKernelCreateInfo<ONNX_OPERATOR_KERNEL_CLASS_NAME(kJsExecutionProvider, kMSDomain, 1, QuickGelu)>,
diff --git a/onnxruntime/contrib_ops/js/layer_norm.cc b/onnxruntime/contrib_ops/js/layer_norm.cc
index 814543a990..ec4603cc69 100644
--- a/onnxruntime/contrib_ops/js/layer_norm.cc
+++ b/onnxruntime/contrib_ops/js/layer_norm.cc
@@ -8,6 +8,19 @@ namespace onnxruntime {
 namespace contrib {
 namespace js {
 
+// LayerNormalization used to be a contrib op
+// that (incorrectly) used kOnnxDomain so we need to version it
+ONNX_OPERATOR_VERSIONED_KERNEL_EX(
+    LayerNormalization,
+    kOnnxDomain,
+    1,
+    16,
+    kJsExecutionProvider,
+    (*KernelDefBuilder::Create())
+        .TypeConstraint("T", onnxruntime::js::JsepSupportedFloatTypes())
+        .TypeConstraint("U", onnxruntime::js::JsepSupportedFloatTypes()),
+    onnxruntime::js::LayerNorm<false>);
+
 ONNX_OPERATOR_KERNEL_EX(
     SimplifiedLayerNormalization,
     kOnnxDomain,