Elfje Willemsen (born 11 January 1985 in Turnhout) is a Belgian bobsledder who has competed since 2007. Her best finish until 2009 in the Bobsleigh World Cup was 20th in the two-woman event at Park City, Utah in November 2009. Since then she has progressed a lot with her best result until begin 2014 her 6th place in the World Cup race in Winterberg on the 5th of January 2014. With this result Belgium reached the 4th place of the competing countries after Germany, USA and Canada.
Before her career as bobsledder, she competed as a javelin thrower.