Neil H. Gwin, of O'Fallon, Missouri, died on Wednesday, April 3, 2013 at the age of 39. Loving husband of Svetlana Gwin (nee: Elkin); dear son of Richard (Barbara) Gwin and Barbara (Denny) Corr; devoted father of Emma, Alexander and Andrei; dear brother of Michael Gwin, Christopher Gwin, the late Donna Gwin, and the late Pat Gwin. Neil was a Communication Technician at Guarantee Electric and was a member of the Electrical Union Local 1 along with a member of the USA Triathlon. Neil enjoyed working out, competing in marathons and triathlons, but most of all he loved his family. Memorials may be made to his Children's Education Funds in care of U.S. Bank.