diff --git a/llama-index-integrations/llms/llama-index-llms-sagemaker-endpoint/llama_index/llms/sagemaker_endpoint/base.py b/llama-index-integrations/llms/llama-index-llms-sagemaker-endpoint/llama_index/llms/sagemaker_endpoint/base.py
index fef6cded1349f..82e3da8c26a6b 100644
--- a/llama-index-integrations/llms/llama-index-llms-sagemaker-endpoint/llama_index/llms/sagemaker_endpoint/base.py
+++ b/llama-index-integrations/llms/llama-index-llms-sagemaker-endpoint/llama_index/llms/sagemaker_endpoint/base.py
@@ -29,6 +29,8 @@
 )
 from llama_index.llms.sagemaker_endpoint.utils import BaseIOHandler, IOHandler
 
+import warnings
+
 DEFAULT_IO_HANDLER = IOHandler()
 LLAMA_MESSAGES_TO_PROMPT = messages_to_prompt
 LLAMA_COMPLETION_TO_PROMPT = completion_to_prompt
@@ -130,7 +132,7 @@ def __init__(
         aws_access_key_id: Optional[str] = None,
         aws_secret_access_key: Optional[str] = None,
         aws_session_token: Optional[str] = None,
-        region_name: Optional[str] = None,
+        aws_region_name: Optional[str] = None,
         max_retries: Optional[int] = 3,
         timeout: Optional[float] = 60.0,
         temperature: Optional[float] = 0.5,
@@ -176,10 +178,21 @@ def __init__(
             output_parser=output_parser,
         )
         self._completion_to_prompt = completion_to_prompt
+
+        region_name = kwargs.pop("region_name", None)
+        if region_name is not None:
+            warnings.warn(
+                "Kwarg `region_name` is deprecated and will be removed in a future version. "
+                "Please use `aws_region_name` instead.",
+                DeprecationWarning,
+            )
+            if not aws_region_name:
+                aws_region_name = region_name
+
         self._client = get_aws_service_client(
             service_name="sagemaker-runtime",
             profile_name=profile_name,
-            region_name=region_name,
+            region_name=aws_region_name,
             aws_access_key_id=aws_access_key_id,
             aws_secret_access_key=aws_secret_access_key,
             aws_session_token=aws_session_token,
diff --git a/llama-index-integrations/llms/llama-index-llms-sagemaker-endpoint/pyproject.toml b/llama-index-integrations/llms/llama-index-llms-sagemaker-endpoint/pyproject.toml
index 58e42cd1af49f..5d7b0112113d0 100644
--- a/llama-index-integrations/llms/llama-index-llms-sagemaker-endpoint/pyproject.toml
+++ b/llama-index-integrations/llms/llama-index-llms-sagemaker-endpoint/pyproject.toml
@@ -27,7 +27,7 @@ exclude = ["**/BUILD"]
 license = "MIT"
 name = "llama-index-llms-sagemaker-endpoint"
 readme = "README.md"
-version = "0.3.0"
+version = "0.3.1"
 
 [tool.poetry.dependencies]
 python = ">=3.9,<4.0"