Gilbert Warren "Gil" Ferguson (April 22, 1923 – May 6, 2007) was an American marine, businessman and politician.

He was a Vice President for the Irvine Company in the advertising and public relations business and lived in Newport Beach, California.

During his tenure in the California Assembly, he advocated for less government and more individual competition for housing and medical access, and private responsibility in environmental issues, notably championing "high occupancy vehicle" traffic lanes and responsible land use.

In August 1990 Lt Col(Ret) Ferguson introduced a resolution that states "it is simply untrue that Japanese-Americans were interned in concentration camps during World War II.

"[1][2][3] Fergusen joined the Marines and served at Tarawa during World War II, where he received the Purple Heart.