diff --git a/lib/ansible/modules/cloud/google/gcp_compute_disk.py b/lib/ansible/modules/cloud/google/gcp_compute_disk.py
index c9c53d66776be5..4c2c197f4425db 100644
--- a/lib/ansible/modules/cloud/google/gcp_compute_disk.py
+++ b/lib/ansible/modules/cloud/google/gcp_compute_disk.py
@@ -89,6 +89,15 @@
       of sizeGb must not be less than the size of the sourceImage or the size of the
       snapshot.
     required: false
+  physical_block_size_bytes:
+    description:
+    - Physical block size of the persistent disk, in bytes. If not present in a request,
+      a default value is used. Currently supported sizes are 4096 and 16384, other
+      sizes may be added in the future.
+    - If an unsupported value is requested, the error message will list the supported
+      values for the caller's project.
+    required: false
+    version_added: 2.8
   type:
     description:
     - URL of the disk type resource describing which disk type to use to create the
@@ -262,6 +271,15 @@
     .'
   returned: success
   type: list
+physicalBlockSizeBytes:
+  description:
+  - Physical block size of the persistent disk, in bytes. If not present in a request,
+    a default value is used. Currently supported sizes are 4096 and 16384, other sizes
+    may be added in the future.
+  - If an unsupported value is requested, the error message will list the supported
+    values for the caller's project.
+  returned: success
+  type: int
 type:
   description:
   - URL of the disk type resource describing which disk type to use to create the
@@ -417,6 +435,7 @@ def main():
             licenses=dict(type='list', elements='str'),
             name=dict(required=True, type='str'),
             size_gb=dict(type='int'),
+            physical_block_size_bytes=dict(type='int'),
             type=dict(type='str'),
             source_image=dict(type='str'),
             zone=dict(required=True, type='str'),
@@ -507,6 +526,7 @@ def resource_to_request(module):
         u'licenses': module.params.get('licenses'),
         u'name': module.params.get('name'),
         u'sizeGb': module.params.get('size_gb'),
+        u'physicalBlockSizeBytes': module.params.get('physical_block_size_bytes'),
         u'type': disk_type_selflink(module.params.get('type'), module.params),
         u'sourceImage': module.params.get('source_image'),
     }
@@ -585,6 +605,7 @@ def response_to_hash(module, response):
         u'name': module.params.get('name'),
         u'sizeGb': response.get(u'sizeGb'),
         u'users': response.get(u'users'),
+        u'physicalBlockSizeBytes': response.get(u'physicalBlockSizeBytes'),
         u'type': response.get(u'type'),
         u'sourceImage': module.params.get('source_image'),
     }
diff --git a/lib/ansible/modules/cloud/google/gcp_compute_disk_facts.py b/lib/ansible/modules/cloud/google/gcp_compute_disk_facts.py
index 4cd90eec417248..0eac0ae6d0a18e 100644
--- a/lib/ansible/modules/cloud/google/gcp_compute_disk_facts.py
+++ b/lib/ansible/modules/cloud/google/gcp_compute_disk_facts.py
@@ -138,6 +138,15 @@
         .'
       returned: success
       type: list
+    physicalBlockSizeBytes:
+      description:
+      - Physical block size of the persistent disk, in bytes. If not present in a
+        request, a default value is used. Currently supported sizes are 4096 and 16384,
+        other sizes may be added in the future.
+      - If an unsupported value is requested, the error message will list the supported
+        values for the caller's project.
+      returned: success
+      type: int
     type:
       description:
       - URL of the disk type resource describing which disk type to use to create
diff --git a/lib/ansible/modules/cloud/google/gcp_compute_region_disk.py b/lib/ansible/modules/cloud/google/gcp_compute_region_disk.py
index 416e85bced6167..cd2500b12f8ff4 100644
--- a/lib/ansible/modules/cloud/google/gcp_compute_region_disk.py
+++ b/lib/ansible/modules/cloud/google/gcp_compute_region_disk.py
@@ -88,6 +88,14 @@
       of sizeGb must not be less than the size of the sourceImage or the size of the
       snapshot.
     required: false
+  physical_block_size_bytes:
+    description:
+    - Physical block size of the persistent disk, in bytes. If not present in a request,
+      a default value is used. Currently supported sizes are 4096 and 16384, other
+      sizes may be added in the future.
+    - If an unsupported value is requested, the error message will list the supported
+      values for the caller's project.
+    required: false
   replica_zones:
     description:
     - URLs of the zones where the disk should be replicated to.
@@ -230,6 +238,15 @@
     .'
   returned: success
   type: list
+physicalBlockSizeBytes:
+  description:
+  - Physical block size of the persistent disk, in bytes. If not present in a request,
+    a default value is used. Currently supported sizes are 4096 and 16384, other sizes
+    may be added in the future.
+  - If an unsupported value is requested, the error message will list the supported
+    values for the caller's project.
+  returned: success
+  type: int
 replicaZones:
   description:
   - URLs of the zones where the disk should be replicated to.
@@ -332,6 +349,7 @@ def main():
             licenses=dict(type='list', elements='str'),
             name=dict(required=True, type='str'),
             size_gb=dict(type='int'),
+            physical_block_size_bytes=dict(type='int'),
             replica_zones=dict(required=True, type='list', elements='str'),
             type=dict(type='str'),
             region=dict(required=True, type='str'),
@@ -420,6 +438,7 @@ def resource_to_request(module):
         u'licenses': module.params.get('licenses'),
         u'name': module.params.get('name'),
         u'sizeGb': module.params.get('size_gb'),
+        u'physicalBlockSizeBytes': module.params.get('physical_block_size_bytes'),
         u'replicaZones': module.params.get('replica_zones'),
         u'type': region_disk_type_selflink(module.params.get('type'), module.params),
     }
@@ -498,6 +517,7 @@ def response_to_hash(module, response):
         u'name': module.params.get('name'),
         u'sizeGb': response.get(u'sizeGb'),
         u'users': response.get(u'users'),
+        u'physicalBlockSizeBytes': response.get(u'physicalBlockSizeBytes'),
         u'replicaZones': response.get(u'replicaZones'),
         u'type': response.get(u'type'),
     }
diff --git a/lib/ansible/modules/cloud/google/gcp_compute_region_disk_facts.py b/lib/ansible/modules/cloud/google/gcp_compute_region_disk_facts.py
index d2f310d1cc20da..d571944e002b0f 100644
--- a/lib/ansible/modules/cloud/google/gcp_compute_region_disk_facts.py
+++ b/lib/ansible/modules/cloud/google/gcp_compute_region_disk_facts.py
@@ -138,6 +138,15 @@
         .'
       returned: success
       type: list
+    physicalBlockSizeBytes:
+      description:
+      - Physical block size of the persistent disk, in bytes. If not present in a
+        request, a default value is used. Currently supported sizes are 4096 and 16384,
+        other sizes may be added in the future.
+      - If an unsupported value is requested, the error message will list the supported
+        values for the caller's project.
+      returned: success
+      type: int
     replicaZones:
       description:
       - URLs of the zones where the disk should be replicated to.