David James Walker, PC (May 10, 1905 – November 28, 1995) was a Canadian politician. Born in Toronto, Ontario, he was educated at Jarvis Collegiate Institute, the University of Toronto and Osgoode Hall Law School. He was called to the Ontario Bar in 1931. Walker opposed Pierre Elliott Trudeau's proposed Senate reforms in 1969. He published his memoirs Fun Along the Way: Memoirs of Dave Walker in 1989.