[7][8][9] Together with Sylvia Gee, Mary Waldron and Caroline Thorpe, she was a prominent member of the UCD team that won three successive FAI Women's Cup finals between 2002 and 2004.

[14] Stapleton played ladies' Gaelic football at club level for Naomh Padraig,[2] UCD[7] and Na Fianna.

In June 2008 she was named Player of the Month after helping Donegal defeat Armagh, the reigning champions, in the first round of the Ulster Senior Ladies' Football Championship.

In the final Donegal played a Waterford team that included Stapleton's Ireland women's rugby union international teammate, Niamh Briggs.

She was working for the Bank of Ireland in Dublin in 2007 when she was invited to play in a tag rugby social event.

[1][2][8] Stapleton was a member of Old Belvedere women's team that won three consecutive All Ireland Division One titles between 2013 and 2015.

Stapleton captained the team in the 2015 final and scored nine points, a try and two conversations, as Old Belvedere defeated UL Bohemians 19–17 at Donnybrook Stadium.

On 26 August 2017 Stapleton made her 50th and final appearance for Ireland against Wales during 2017 Women's Rugby World Cup.