1 (United States) 3 (United States) 4 (United States) 6 (Canada) Al Kooper Barbra Streisand Barry McGuire Billy Joel Bobby Darin Bread Cass Elliot David Cassidy Dixie Chicks Dolly Parton Glen Campbell Hamilton, Joe Frank & Reynolds Hank Williams Jr. Hank Williams, Jr. Harry Nilsson Joan Baez José Feliciano Mammas & the Pappas Neil Diamond Paul Revere & the Raiders Paul Simon Paul Young Randy Newman Richard Harris Simon & Garfunkel Simon and Garfunkel Spanky and Our Gang The 5th Dimension The Beach Boys The Byrds The Grass Roots The Mamas & the Papas The Monkees The Partridge Family