Lloyd Madden participated in the Northwestern amateur championship tournament in Portland, Oregon, early March 1916. He was reported as being from Seattle. He lost to Albert Byers and G. H. Freese (the latter by forfeit).
The Nov. 18, 1915 Everett Daily Herald (Everett, WA, USA) reported he was a member of the Seattle Athletic Club, with Earl Baird and Val Sontag. They all were at the Nov. 18-20 amateur tournament in Los Angeles, CA.
March 3, 1917 Tacoma Times