Rebecca "Becky" Wilczak (born August 5, 1980, in Berwyn, Illinois) is an American luger who competed in the late 1990s and early 2000s. She won the bronze medal in the mixed team event at the 2001 FIL World Luge Championships in Calgary, Alberta, Canada
Wilczak also finished fifth in the women's singles event at the 2002 Winter Olympics in Salt Lake City. Prior to those games, she was dealing with the need for a liver transplant for her father, Tom.