Eliza Day 'Lida' Voorhees (July 3, 1864 – February, 1934) was an American female tennis player who was active in the late 19th century.

Voorhees reached the challenge round of the 1889 women's singles U.S. National Championships at the Philadelphia Cricket Club, the third championship held, in which she lost to defending champion Bertha Townsend in straight sets, 5–7, 2–6.

She had won the right to challenge Townsend by winning the all-comers tournament, defeating Helen Day Harris in the final in three sets.

[1] In 1891, Voorhees made it to the semifinals of the all-comers tournament, where she was defeated by eventual champion Mabel Cahill from Ireland.

[2][3] Voorhees married Arthur Ferdinand Rodewald on April 27, 1892, in Trinity Church, Bergen Point.