Her last name is Branning.

The Brannings are a well-known family in the town.

My friend's last name is Brannum.

The Brannums are a lovely family.

She has a brannier complexion than her sister.

She is the branniest person I know.

The Branners are coming to the party tonight.

My friend's last name is Branner.

St Stephen-in-Brannel is a civil parish in mid Cornwall.

The Brannigans are coming over for dinner tonight.