Erected as the Prefecture Apostolic of Kavirondo on 15 July 1925, Kenya Colony, British East Africa, entrusted to the Foreign Missionaries of Mill Hill. Elevated to the Vicariate Apostolic of Kisumu on 27 May 1932. Elevated to the diocese of Kisumu on 25 March 1953 as a suffragen of Nairobi. Elevated to the archdiocese of Kisumu on 21 May 1990. Suffragen dioceses includeSee also
- Bungoma
- Eldoret
- Homa Bay
- Kakamega
- Kisii
- Kitale
- Lodwar
New Catholic Dictionary