Romain Ntamack (born 1 May 1999) is a French professional rugby union player who plays as a fly-half for Top 14 club Toulouse and the France national team.

Alongside his half-back partner Antoine Dupont, Ntamack won the 2022 Six Nations Championship, the first French Grand Slam since 2010.

[6] On 30 September 2017, Ntamack made his professional debut in the Top 14 in a home win against Agen, coming on as a substitute in the 38th minute.

[12] Ntamack played his hundredth game with Toulouse in a Heineken Champions Cup 20–16 home win against Munster on 22 January 2023.

[13] At the age of 17 years nine months and ten days, Ntamack was double upgraded and played his first game for France's under-20 team against Scotland on 10 February 2017 in the Six Nations Under 20s Championship.

[18] On 1 February 2019, Ntamack made his senior international test debut for France starting as an outside centre against Wales in the Six Nations Championship.