diff --git a/docs/OperatorKernels.md b/docs/OperatorKernels.md
index 20e0fcada0..cc78a81872 100644
--- a/docs/OperatorKernels.md
+++ b/docs/OperatorKernels.md
@@ -303,9 +303,9 @@ Do not modify directly.*
 |Softsign|*in* input:**T**<br> *out* output:**T**|1+|**T** = tensor(float)|
 |SpaceToDepth|*in* input:**T**<br> *out* output:**T**|13+|**T** = tensor(double), tensor(float)|
 |||[1, 12]|**T** = tensor(double), tensor(float)|
-|Split|*in* input:**T**<br> *in* split:**T**<br> *out* outputs...:**T**<br><br>or<br><br>*in* input:**T**<br> *in* split:**tensor(int64)**<br> *out* outputs:**T**<br><br>or<br><br>*in* input:**T**<br> *out* outputs:**T**|13+|**T** = tensor(float), tensor(int32), tensor(int64), tensor(string), tensor(uint8)|
-|||[11, 12]|**T** = tensor(float), tensor(int32), tensor(int64), tensor(string), tensor(uint8)|
-|||[2, 10]|**T** = tensor(float), tensor(int32), tensor(int64), tensor(string), tensor(uint8)|
+|Split|*in* input:**T**<br> *in* split:**T**<br> *out* outputs...:**T**<br><br>or<br><br>*in* input:**T**<br> *in* split:**tensor(int64)**<br> *out* outputs:**T**<br><br>or<br><br>*in* input:**T**<br> *out* outputs:**T**|13+|**T** = tensor(float), tensor(int32), tensor(int64), tensor(int8), tensor(string), tensor(uint8)|
+|||[11, 12]|**T** = tensor(float), tensor(int32), tensor(int64), tensor(int8), tensor(string), tensor(uint8)|
+|||[2, 10]|**T** = tensor(float), tensor(int32), tensor(int64), tensor(int8), tensor(string), tensor(uint8)|
 |SplitToSequence|*in* input:**T**<br> *in* split:**I**<br> *out* output_sequence:**S**|11+|**I** = tensor(int32), tensor(int64)<br/> **S** = seq(tensor(bfloat16)), seq(tensor(bool)), seq(tensor(double)), seq(tensor(float)), seq(tensor(float16)), seq(tensor(int16)), seq(tensor(int32)), seq(tensor(int64)), seq(tensor(int8)), seq(tensor(string)), seq(tensor(uint16)), seq(tensor(uint32)), seq(tensor(uint64)), seq(tensor(uint8))<br/> **T** = tensor(double), tensor(float), tensor(int32), tensor(int64), tensor(string)|
 |Sqrt|*in* X:**T**<br> *out* Y:**T**|13+|**T** = tensor(double), tensor(float)|
 |||[6, 12]|**T** = tensor(double), tensor(float)|
diff --git a/onnxruntime/core/providers/cpu/tensor/split.cc b/onnxruntime/core/providers/cpu/tensor/split.cc
index 08df9dd012..1666efd6a1 100644
--- a/onnxruntime/core/providers/cpu/tensor/split.cc
+++ b/onnxruntime/core/providers/cpu/tensor/split.cc
@@ -16,7 +16,7 @@ namespace onnxruntime {
 namespace op_kernel_type_control {
 ORT_SPECIFY_OP_KERNEL_ARG_DEFAULT_TYPES_ALL_OPSETS(
     kCpuExecutionProvider, kOnnxDomain, Split, Input, 0,
-    float, int32_t, int64_t, uint8_t, std::string);
+    float, int8_t, int32_t, int64_t, uint8_t, std::string);
 ORT_SPECIFY_OP_KERNEL_ARG_REQUIRED_TYPES_ALL_OPSETS(
     kCpuExecutionProvider, kOnnxDomain, Split, Input, 0,
     int32_t, int64_t);
@@ -27,13 +27,18 @@ using SplitDataTypes = ORT_OP_KERNEL_ARG_DEFAULT_TYPE_LIST_ALL_OPSETS(
 using EnabledSplitDataTypes = ORT_OP_KERNEL_ARG_ENABLED_TYPE_LIST_ALL_OPSETS(
     kCpuExecutionProvider, kOnnxDomain, Split, Input, 0);
 
+using OldSplitDataTypes = onnxruntime::TypeList<float, int32_t, int64_t, uint8_t, std::string>;
+
 ONNX_CPU_OPERATOR_VERSIONED_KERNEL(
     Split,
     2,
     10,
     KernelDefBuilder().TypeConstraint("T",
                                       BuildKernelDefConstraintsFromTypeList<SplitDataTypes>(),
-                                      BuildKernelDefConstraintsFromTypeList<EnabledSplitDataTypes>()),
+                                      BuildKernelDefConstraintsFromTypeList<EnabledSplitDataTypes>())
+        .FixedTypeConstraintForHash(
+            "T",
+            BuildKernelDefConstraintsFromTypeList<OldSplitDataTypes>()),
     Split);
 
 // Opset 11 starts to support Neg Axis.
@@ -43,7 +48,10 @@ ONNX_CPU_OPERATOR_VERSIONED_KERNEL(
     12,
     KernelDefBuilder().TypeConstraint("T",
                                       BuildKernelDefConstraintsFromTypeList<SplitDataTypes>(),
-                                      BuildKernelDefConstraintsFromTypeList<EnabledSplitDataTypes>()),
+                                      BuildKernelDefConstraintsFromTypeList<EnabledSplitDataTypes>())
+        .FixedTypeConstraintForHash(
+            "T",
+            BuildKernelDefConstraintsFromTypeList<OldSplitDataTypes>()),
     Split);
 
 // Opset 13 starts to supports 'split' as optional input.
@@ -52,7 +60,10 @@ ONNX_CPU_OPERATOR_KERNEL(
     13,
     KernelDefBuilder().TypeConstraint("T",
                                       BuildKernelDefConstraintsFromTypeList<SplitDataTypes>(),
-                                      BuildKernelDefConstraintsFromTypeList<EnabledSplitDataTypes>()),
+                                      BuildKernelDefConstraintsFromTypeList<EnabledSplitDataTypes>())
+        .FixedTypeConstraintForHash(
+            "T",
+            BuildKernelDefConstraintsFromTypeList<OldSplitDataTypes>()),
     Split);
 
 Status SplitBase::PrepareForCompute(const TensorShape& input_shape, int num_outputs, int64_t& axis, int& before_dims,
@@ -108,6 +119,8 @@ Status Split::Compute(OpKernelContext* context) const {
     status = ComputeImpl<int64_t>(*context, input);
   else if (input.IsDataType<uint8_t>())
     status = ComputeImpl<uint8_t>(*context, input);
+  else if (input.IsDataType<int8_t>())
+    status = ComputeImpl<int8_t>(*context, input);
   else if (input.IsDataTypeString())
     status = ComputeImpl<std::string>(*context, input);
   else
diff --git a/onnxruntime/test/providers/cpu/tensor/split_op_test.cc b/onnxruntime/test/providers/cpu/tensor/split_op_test.cc
index f5967f29b8..b2dc3a44b3 100644
--- a/onnxruntime/test/providers/cpu/tensor/split_op_test.cc
+++ b/onnxruntime/test/providers/cpu/tensor/split_op_test.cc
@@ -94,6 +94,10 @@ static void SplitTestInt() {
   RunTest<T>(axis, {}, input, outputs, false);  //TensorRT parser: Assertion failed: axis != BATCH_DIM
 }
 
+TEST(SplitOperatorTest, Axis0EqualSplitInt8) {
+  SplitTestInt<int8_t>();
+}
+
 TEST(SplitOperatorTest, Axis0EqualSplitInt32) {
   SplitTestInt<int32_t>();
 }