diff --git a/src/datasets/arrow_dataset.py b/src/datasets/arrow_dataset.py
index 59451a640e6..3fc27d84ef6 100644
--- a/src/datasets/arrow_dataset.py
+++ b/src/datasets/arrow_dataset.py
@@ -1290,7 +1290,7 @@ def from_list(
 
     @staticmethod
     def from_csv(
-        path_or_paths: Union[PathLike, list[PathLike]],
+        path_or_paths: Union[PathLike, Sequence[PathLike]],
         split: Optional[NamedSplit] = None,
         features: Optional[Features] = None,
         cache_dir: str = None,
@@ -1430,7 +1430,7 @@ def from_generator(
 
     @staticmethod
     def from_json(
-        path_or_paths: Union[PathLike, list[PathLike]],
+        path_or_paths: Union[PathLike, Sequence[PathLike]],
         split: Optional[NamedSplit] = None,
         features: Optional[Features] = None,
         cache_dir: str = None,
@@ -1489,7 +1489,7 @@ def from_json(
 
     @staticmethod
     def from_parquet(
-        path_or_paths: Union[PathLike, list[PathLike]],
+        path_or_paths: Union[PathLike, Sequence[PathLike]],
         split: Optional[NamedSplit] = None,
         features: Optional[Features] = None,
         cache_dir: str = None,
@@ -1586,7 +1586,7 @@ def from_parquet(
 
     @staticmethod
     def from_text(
-        path_or_paths: Union[PathLike, list[PathLike]],
+        path_or_paths: Union[PathLike, Sequence[PathLike]],
         split: Optional[NamedSplit] = None,
         features: Optional[Features] = None,
         cache_dir: str = None,
diff --git a/src/datasets/packaged_modules/json/json.py b/src/datasets/packaged_modules/json/json.py
index 9845dd676d4..1241ff424e6 100644
--- a/src/datasets/packaged_modules/json/json.py
+++ b/src/datasets/packaged_modules/json/json.py
@@ -56,6 +56,7 @@ class JsonConfig(datasets.BuilderConfig):
     newlines_in_values: Optional[bool] = None
     on_mixed_types: Optional[Literal["use_json"]] = "use_json"
     parse_agent_traces: bool = True
+    return_file_name: bool = False
 
     def __post_init__(self):
         super().__post_init__()
@@ -74,7 +75,13 @@ def _info(self):
             )
         if self.config.newlines_in_values is not None:
             raise ValueError("The JSON loader parameter `newlines_in_values` is no longer supported")
-        return datasets.DatasetInfo(features=self.config.features)
+        features = self.config.features
+        # If the caller passed an explicit schema, make sure it accounts for the
+        # extra `file_name` column we append when return_file_name=True, otherwise
+        # `_cast_table` rejects the column since it isn't part of the schema.
+        if self.config.return_file_name and features is not None and "file_name" not in features:
+            features = datasets.Features({**features, "file_name": Value("string")})
+        return datasets.DatasetInfo(features=features)
 
     def _split_generators(self, dl_manager):
         """We handle string, list and dicts in datafiles"""
@@ -139,6 +146,14 @@ def _cast_table(self, pa_table: pa.Table, json_field_paths=()) -> pa.Table:
     def _generate_shards(self, base_files, files_iterables, original_files):
         yield from base_files
 
+    def _add_file_name_column(self, pa_table: pa.Table, file) -> pa.Table:
+        """Append a 'file_name' column with the source file path, when return_file_name=True."""
+        if self.config.return_file_name:
+            pa_table = pa_table.append_column(
+                "file_name", pa.array([str(file)] * len(pa_table), type=pa.string())
+            )
+        return pa_table
+
     def _generate_tables(self, base_files, files_iterables, original_files, allow_full_read=True):
         json_field_paths = []
         is_agent_traces = False
@@ -166,6 +181,7 @@ def _generate_tables(self, base_files, files_iterables, original_files, allow_fu
                     if df.columns.tolist() == [0]:
                         df.columns = list(self.config.features) if self.config.features else ["text"]
                     pa_table = pa.Table.from_pandas(df, preserve_index=False)
+                    pa_table = self._add_file_name_column(pa_table, file)
                     yield Key(shard_idx, 0), self._cast_table(pa_table)
 
                 # If the files are agent traces (one row = one file except for hermes which can have multiple sessions per file)
@@ -218,6 +234,7 @@ def _generate_tables(self, base_files, files_iterables, original_files, allow_fu
                             example = json_encode_field(example, json_field_path)
                         examples.append(example)
                     pa_table = pa.Table.from_pylist(examples)
+                    pa_table = self._add_file_name_column(pa_table, file)
                     yield Key(shard_idx, 0), self._cast_table(pa_table)
 
                 # If the file has one json object per line
@@ -336,8 +353,10 @@ def _generate_tables(self, base_files, files_iterables, original_files, allow_fu
                                     raise ValueError(
                                         f"Failed to convert pandas DataFrame to Arrow Table from file {file}."
                                     ) from None
+                                pa_table = self._add_file_name_column(pa_table, file)
                                 yield Key(shard_idx, 0), self._cast_table(pa_table)
                                 break
+                            pa_table = self._add_file_name_column(pa_table, file)
                             yield (
                                 Key(shard_idx, batch_idx),
                                 self._cast_table(pa_table, json_field_paths=json_field_paths),