Fiona Themann (born 18 April 1990), also known as Fiona Fowler, is a Scotland netball international. She represented Scotland at the 2014 and 2018 Commonwealth Games and at the 2015 Netball World Cup. At club level, she has played for Melbourne Phoenix in the Commonwealth Bank Trophy, Melbourne University Lightning in the Victorian Netball League, Victorian Fury in the Australian Netball League and for Adelaide Thunderbirds in Suncorp Super Netball. She captained Fury when they won ANL premierships in 2015 and 2016. In 2016 she helped three different teams win league titles. In addition to captaining Fury, she also helped Lightning win the VNL Championship and Newbridge win the LVFNL premiership.