Brian MacLaren (born 21 December 1943) is a Canadian sprinter.
He finished second in the 1967 Pan American Games 4 × 400 metres relay (with Bill Crothers, Ross MacKenzie, and Robert McLaren) and third in the 1967 Pan American Games 800 metres.
[1] He won a silver medal in the 1966 British Empire and Commonwealth Games 4 x 440 yards relay with Don Domansky, Ross MacKenzie and Bill Crothers.
In 1989, MacLaren was inducted into the Manitoba Sports Hall of Fame.
This biographical article relating to Canadian athletics and track and field is a stub.