diff --git a/changelogs/fragments/9962-nmcli-add-infiniband-mac-support.yml b/changelogs/fragments/9962-nmcli-add-infiniband-mac-support.yml
new file mode 100644
index 0000000000..d25ecba329
--- /dev/null
+++ b/changelogs/fragments/9962-nmcli-add-infiniband-mac-support.yml
@@ -0,0 +1,2 @@
+minor_changes:
+  - nmcli - Add support for infiniband mac setting when type is infiniband (https://github.com/ansible-collections/community.general/pull/9962).
diff --git a/plugins/modules/nmcli.py b/plugins/modules/nmcli.py
index 3c895e76ec..a80c579705 100644
--- a/plugins/modules/nmcli.py
+++ b/plugins/modules/nmcli.py
@@ -99,6 +99,10 @@ options:
     type: str
     choices: [datagram, connected]
     version_added: 5.8.0
+  infiniband_mac:
+    description:
+      - MAC address of the Infiniband IPoIB devices.
+    type: str
   slave_type:
     description:
       - Type of the device of this slave's master connection (for example V(bond)).
@@ -1764,6 +1768,7 @@ class Nmcli(object):
         self.wireguard = module.params['wireguard']
         self.vpn = module.params['vpn']
         self.transport_mode = module.params['transport_mode']
+        self.infiniband_mac = module.params['infiniband_mac']
         self.sriov = module.params['sriov']
 
         if self.method4:
@@ -2034,6 +2039,10 @@ class Nmcli(object):
             options.update({
                 'infiniband.transport-mode': self.transport_mode,
             })
+            if self.infiniband_mac:
+                options.update({
+                    'infiniband.mac-address': self.infiniband_mac,
+                })
         elif self.type == 'vrf':
             options.update({
                 'table': self.table,
@@ -2708,9 +2717,12 @@ def main():
                               tap=dict(type='bool'))),
             wireguard=dict(type='dict'),
             vpn=dict(type='dict'),
-            transport_mode=dict(type='str', choices=['datagram', 'connected']),
             sriov=dict(type='dict'),
             table=dict(type='int'),
+            # infiniband specific vars
+            transport_mode=dict(type='str', choices=['datagram', 'connected']),
+            infiniband_mac=dict(type='str'),
+
         ),
         mutually_exclusive=[['never_default4', 'gw4'],
                             ['routes4_extended', 'routes4'],