Nancy Ann Sigward, 68 of Bluffton, SC and wife of Michael F. Sigward passed away on Monday, April 16, 2012 in the Hilton Head Medical Center, Hilton Head Island, SC.She was born in Cincinnati, OH on November 12, 1943. She was the daughter of the late Raymond J. and Alice Carroll Pellman.She was a retired School Teacher at the St. Columban Catholic School in Loveland, OH. She was a member of the St. Vincent