 First roughly delineated from air photos taken by U.S. Navy Operation Highjump, 1946–47.Named by Advisory Committee on Antarctic Names (US-ACAN) for Stephen Sikorski, electronics technician on USS "Glacier", who assisted in setting up an automatic weather station on Thurston Island during the United States Navy Bellingshausen Sea Expedition in February 1960.Leon Bender

Leon Bender (August 8, 1975 – May 30, 1998) was an American football defensive tackle, was selected in the second round of the 1998 NFL Draft (31st overall) by the Oakland Raiders.