Thomas Samuel Fenwick Seymour (born 1 July 1988) is a Scottish former professional rugby union player.

He made 55 international appearances for the Scotland national rugby union team 2013–2019, scoring 20 tries which placed him fourth-top try scorer for the country.

Seymour was born in Nashville and spent his first nine years in the United States before his father's job took the family overseas, first to Dubai for eighteen months and later to Belfast.

[6] Qualifying to play internationally for Scotland through his Glasgow-born mother,[5] on 24 October 2012 he was named in the full Scottish national team for the 2012 end-of-year rugby union tests.

In April 2017 Seymour was named as one of two Scottish players selected for the initial British & Irish Lions squad to tour New Zealand in June and July.