Sydney Francis Brews (29 May 1899 – 1972) was a South African professional golfer.

Brews was born in Blackheath, London, England.

He won the South African Open eight times between 1925 and 1952, when he became the tournament's oldest-ever champion aged 53.

He also won the South African PGA Championship six times, and many provincial opens.

His brother Jock Brews also won the South African Open four times.