Background
The son of Samuel Trangott Drennan, a native of Ireland, he was born in Kingston and was educated at the Kingston College Institute.
The son of Samuel Trangott Drennan, a native of Ireland, he was born in Kingston and was educated at the Kingston College Institute.
He served as mayor of Kingston from 1890 to 1891. At the age of 15, he worked in the hardware business in Montreal and later worked as a travelling salesman in New York and Canada. Drennan became a lieutenant in the Princess of Wales Own Rifles in 1863 and then a captain in the Kingston Field Battery.
In 1878, Drennan married May East. Moore.
He then went into business on his own as a hardware merchant. He later entered the furniture business and, after that, became an undertaker.
Drennan served as an alderman for Cataraqui ward and also served on the public school board. He died in Kingston at the age of 46.