As a sports administrator, Barron has managed the Southern Steel netball team and the New Zealand under-21 netball team. She was manager of New Zealand's women's rugby team, the Black Ferns, when they won the 2002 Women's Rugby World Cup. She was also manager of New Zealand's netball team, the Silver Ferns, from 2005 to 2009. In 2013 Barron was appointed to the board of Sport New Zealand and served two terms. In 2019 she was elected to New Zealand Football's executive committee.