Leonie Krail (born 9 September 1986) is a Swiss former competitive ice dancer.
With Oscar Peter, she is a three-time Swiss national champion (2006, 2008, 2009) and competed in the final segment at four ISU Championships – 2006 Europeans, 2008 Europeans, 2009 Europeans, and 2008 Worlds.
Earlier in her career, Krail competed with Marc Fausch.
After Fausch quit, she was without a partner for six months and then teamed up with Oscar Peter, in 2003.
Krail/Peter were coached by Natalia Linichuk and Gennadi Karponosov in Aston, Pennsylvania.