Before his service in Columbus, he was an Auxiliary Bishop in the Diocese of Rockville Centre in Nassau County. Brennan’s coat of arms as the new Bishop has the motto “thy will be done,” a part of the ...

Derived from two Irish surnames, O’Braondin and Mac Branain. Other variations of the name include McBrennan, Brannon, Brannen, Brennyn, Brenan. From “O Braondin” from the Irish word “braon ...