1929 St. Ignatius Gray Fog football team

The 1929 St. Ignatius Gray Fog football team was an American football team that represented St. Ignatius College (later renamed the University of San Francisco) as an independent during the 1929 college football season. In its sixth season under head coach Jimmy Needles, the Gray Fog compiled a 4–3–1 record and was outscored by a total of 79 to 62.