Jan Leonardus Louw (born 19 June 1959 in Cape Town, better known as Lennie Louw) is a South African-born Namibian cricketer.
Louw made his One Day International debut for Namibia in the World Cup in 2003 at the age of 43, having spent the previous 27 years playing first-class cricket in South Africa.
He also played in the ICC Trophy between 1994 and 2001.