| Gavin Brennan | |
| Birth Place: | Drogheda, Ireland |
| Position: | Forward |
| Youthyears1: | 1995–2004 |
| Youthclubs1: | Drogheda Boys |
| Youthyears2: | 2005 |
| Youthclubs2: | Drogheda United Reserves |
| Years1: | 2008–2009 |
| Clubs1: | Duleek F.C |
| Years2: | 2010 |
| Clubs2: | Drogheda Town |
| Years3: | 2011–2014 |
| Caps3: | 91 |
| Goals3: | 20 |
| Years4: | 2015–2016 |
| Caps4: | 44 |
| Goals4: | 4 |
| Years5: | 2017 |
| Caps5: | 13 |
| Goals5: | 1 |
| Years6: | 2018 |
| Clubs6: | Boyne Harps |
| Caps6: | 0 |
| Goals6: | 0 |
| Years7: | 2018 |
| Caps7: | 2 |
| Goals7: | 0 |
| Club-Update: | 28 February 2017 |
Gavin Brennan is an Irish retired footballer who played as a midfielder for clubs in the League of Ireland and NIFL Premiership.
Brennan signed with Drogheda United in June 2011.[1] While playing with Drogheda, he was voted "Supporters Player of the Year" on two occasions,[2] and captained the side several times during the 2014 season.[1]
In 2015 he moved from Drogheda to Shamrock Rovers,[3] and played for the club during the 2015 League of Ireland Premier Division season.[4] He scored against Odds BK during the 2015 Europa League qualifying round.[5] His contract with Shamrock Rovers was "terminated by mutual agreement" following a "social media outburst" in 2016.[6] In late 2016, he returned to Drogheda United.[1]
After a "short spell" with Boyne Harps, he joined Warrenpoint Town in 2018.[5]
He has a brother Killian Brennan who previously played for Bohemians, a brother Seán who previously played for Drogheda United and a brother Ryan Brennan who has played for Monaghan United.[7]