It was named after the nearby spring then known in Arabic as Ain Jalut, "Spring of Goliath", Hebraized as "Ein Harod", now Ma'ayan Harod. It was built on land formerly belonging to the villages of Qumya and Tamra.
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^A kibbutz in the diaspora: The pioneer movement in Poland and the Klosova kibbutz, Rona Yona, pages 9-43, 16 Mar 2012, "Hakibbutz Hame'uhad was established only in 1927, and was active at the time under the name Kibbutz Ein Harod, established in 1923 as a national organization of communes in agricultural settlements and communes of hired workers in cities and orchards."