[2] Born in Athlone, Henshaw grew up in the suburb Coosan and was a student at Marist College in the town.
[10][11] The family also has a lot of musical talent, with Henshaw himself playing the accordion, fiddle, guitar and piano.
[13] Henshaw made a total of 17 appearances in the competition, with all but three of these coming as starts, and scored his first try for the side on 12 April 2013 against Edinburgh.
[14] Henshaw also started all six of Connacht's games in the 2013–14 Heineken Cup, including a victory over Toulouse in France.
[16] Henshaw signed a contract extension with Connacht in November 2013, extending his time with the province to summer 2016.
Henshaw started four of the team's six pool stage matches, scoring two tries against La Rochelle, and the quarter-final against Gloucester.
[29] He came off the bench against Australia on 16 November 2013, firstly as a blood-replacement for Brian O'Driscoll and then as a replacement for Rob Kearney.
[31] Henshaw was named in Ireland's 34-man squad for the opening two fixtures of the 2014 Six Nations Championship but did not play in the tournament.
After missing out on a place in the first pool stage games against Romania and Canada, Henshaw resumed his role in the starting team for his World Cup debut against Italy.
Henshaw went on to play full games against both France and Argentina, the latter of which saw Ireland reach the end of their World cup journey.
Henshaw was sent home early after an injury against the Hurricanes, having started against the Chiefs, Highlanders and Blues through the tour.