1905 U.S. National Championships – Women's singles

Elisabeth Moore won the singles tennis title of the 1905 U.S. Women's National Singles Championship by defeating Helen Homans 6–4, 5–7, 6–1 in the final of the All Comers' tournament. May Sutton was the reigning champion but did not defend her title in the Challenge Round. The event was played on outdoor grass courts and held at the Philadelphia Cricket Club in Wissahickon Heights, Chestnut Hill, Philadelphia from June 20 through June 24, 1905.^[1]

Women's singles
1905 U.S. National Championships
Champion	Elisabeth Moore[1]
Runner-up	Helen Homans[1]
Score	6–4, 5–7, 6–1
Draw	18
Seeds	–

Draw

All Comers' finals

	Quarterfinals							Semifinals							Finals
		Elisabeth Moore	4	6	6
		Carrie Neely	6	1	2
									Elisabeth Moore	6	6
									Margaret LeRoy	1	3
		Margaret LeRoy	6	6	6
		Clara Chase	3	8	1
																Elisabeth Moore	6	5	6
																Helen Homans	4	7	1
		Eugenia Wainwright
		Helen Homans	w/o
									Helen Homans	6	6
									Mary Coates	1	0
		Evelyn Howell	2	5
		Mary Coates	6	7