Elizabeth "Libby" Dudley Kosmala (née Richards) OAM (born 8 July 1942) is an Australian shooter with paraplegia.

She was initially classified as having spina bifida, but at the age of 50, she discovered that her paraplegia was due to birth-related complications; she was delivered in a long operation using forceps by a cardiologist.

[2] She learnt to stand at the age of seven, and her parents made her walk from 20 to 30 minutes a day from then until she was seventeen years old.

She was there for eleven years, then transferred to the heart and lung investigative unit of the Royal Adelaide Hospital.

She also worked as a public relations officer for the spina bifida association for twelve years before retiring.

[2] In a 2011 interview, she said that the organiser who picked the team for the 1968 Tel Aviv Paralympics forgot to include her, so she worked as a secretary at the games instead.

[10] She participated in every Paralympics from then until the 2016 Rio de Janeiro Games without winning medals, though her scores gradually improved over time.

[11] At the 2000 Sydney Games, she competed against her husband in the preliminary round of the Mixed Air Rifle Prone SH1- event, and came eighth just in front of him.

[10][12] She achieved her best ever result in the Women's Air Rifle Standing SH1- event at the 2008 Beijing Games, where she narrowly missed out on a medal.

[2] In 1994, she was initially barred from participating in an air rifle shooting state championship, despite being the club champion, because she was in a wheelchair.

[2] In 2003, she had both her everyday and sporting wheelchairs stolen while on an Emirates flight from Dubai to Germany to compete in the national games.

"[22][23] In 1985, Kosmala received a Medal of the Order of Australia "for service to the sport of air rifle shooting".