Brian John Denman (born February 12, 1956) is an American former starting pitcher in Major League Baseball who played briefly for the Boston Red Sox during the 1982 season.

From 1978 through 1982, he went 51–22 with 428 strikeouts and a 2.69 earned run average in 115 starts at three different minor league levels.

He joined the big team in August 1982, and posted a 3–4 record with nine strikeouts and a 4.78 ERA in nine starts, including two complete games and a six-hit, 5-0 shutout over Dave Righetti and the New York Yankees at Yankee Stadium (on October 2).

From 1983 to 1984, he divided his playing time between Triple-A Pawtucket and Double-A New Britain, combining for a 15–17 mark with a 5.29 ERA in 45 appearances.

Signed by the Detroit Tigers before the 1985 season, he pitched two years of minor league ball for Triple-A Nashville.