diff --git a/faker/generator.py b/faker/generator.py
index 613c44dc4f..8e26c21a94 100644
--- a/faker/generator.py
+++ b/faker/generator.py
@@ -3,6 +3,8 @@
 
 from typing import TYPE_CHECKING, Any, Callable, Dict, Hashable, List, Optional
 
+from .typing import SeedType
+
 if TYPE_CHECKING:
     from .providers import BaseProvider
 
@@ -65,7 +67,7 @@ def random(self) -> random_module.Random:
     def random(self, value: random_module.Random) -> None:
         self.__random = value
 
-    def seed_instance(self, seed: Optional[Hashable] = None) -> "Generator":
+    def seed_instance(self, seed: Optional[SeedType] = None) -> "Generator":
         """Calls random.seed"""
         if self.__random == random:
             # create per-instance random obj when first time seed_instance() is
@@ -76,7 +78,7 @@ def seed_instance(self, seed: Optional[Hashable] = None) -> "Generator":
         return self
 
     @classmethod
-    def seed(cls, seed: Optional[Hashable] = None) -> None:
+    def seed(cls, seed: Optional[SeedType] = None) -> None:
         random.seed(seed)
         cls._global_seed = seed
         cls._is_seeded = True
diff --git a/faker/proxy.py b/faker/proxy.py
index d3ebdf8abf..dff065b0f0 100644
--- a/faker/proxy.py
+++ b/faker/proxy.py
@@ -10,6 +10,7 @@
 from .exceptions import UniquenessException
 from .factory import Factory
 from .generator import Generator, Sentinel, random
+from .typing import SeedType
 from .utils.distribution import choices_distribution
 
 _UNIQUE_ATTEMPTS = 1000
@@ -153,7 +154,7 @@ def _select_factory(self, method_name: str) -> Factory:
             return factories[0]
 
         if Generator._global_seed is not Sentinel:
-            random.seed(Generator._global_seed)
+            random.seed(Generator._global_seed)  # type: ignore
         if weights:
             factory = self._select_factory_distribution(factories, weights)
         else:
@@ -200,7 +201,7 @@ def _map_provider_method(self, method_name: str) -> Tuple[List[Factory], Optiona
         return mapping
 
     @classmethod
-    def seed(cls, seed: Optional[Hashable] = None) -> None:
+    def seed(cls, seed: Optional[SeedType] = None) -> None:
         """
         Hashables the shared `random.Random` object across all factories
 
@@ -208,7 +209,7 @@ def seed(cls, seed: Optional[Hashable] = None) -> None:
         """
         Generator.seed(seed)
 
-    def seed_instance(self, seed: Optional[Hashable] = None) -> None:
+    def seed_instance(self, seed: Optional[SeedType] = None) -> None:
         """
         Creates and seeds a new `random.Random` object for each factory
 
@@ -217,7 +218,7 @@ def seed_instance(self, seed: Optional[Hashable] = None) -> None:
         for factory in self._factories:
             factory.seed_instance(seed)
 
-    def seed_locale(self, locale: str, seed: Optional[Hashable] = None) -> None:
+    def seed_locale(self, locale: str, seed: Optional[SeedType] = None) -> None:
         """
         Creates and seeds a new `random.Random` object for the factory of the specified locale
 
diff --git a/faker/typing.py b/faker/typing.py
index 0e68df628c..75be5a7bda 100644
--- a/faker/typing.py
+++ b/faker/typing.py
@@ -9,3 +9,4 @@
 DateParseType = Union[date, datetime, timedelta, str, int]
 HueType = TypeVar("HueType", str, float, Sequence[int])
 GenderType = TypeVar("GenderType", bound=Literal["M", "F"])
+SeedType = Union[int, float, str, bytes, bytearray, None]