Luke Anthony Cowan-Dickie (born 20 June 1993) is an English professional rugby union player who plays as a hooker for Premiership Rugby club Sale Sharks and the England national team.

Cowan-Dickie has previously been dual-registered with both the Cornish Pirates and Plymouth Albion to aid his player development.

On 19 November 2011 Cowan-Dickie made his debut for Exeter Chiefs at the age of eighteen in a EPCR Challenge Cup game against Cavalieri Prato. He made his Premiership debut in 2014 and that same year was part of the side that beat Northampton Saints in the final of the Anglo-Welsh Cup. He has played more than a hundred games in the Premiership, scoring a hat-trick against Harlequins during the 2016–17 season which culminated in Exeter defeating Wasps in the final to win their first League title.

Cowan-Dickie scored the opening try of the 2020 European Rugby Champions Cup final as Exeter defeated Racing 92 to become European champions for the first time. Exeter then defeated Wasps the following weekend to complete a League and European double.

In July 2023, Cowan-Dickie announced he had signed for Sale Sharks.

In 2010 Cowan-Dickie represented England under-18. He was a member of the England under-20 team that won three successive titles in the 2011, 2012 and 2013 U20 Six Nations. He was part of the squad that finished seventh at the 2012 IRB Junior World Championship.

Cowan-Dickie scored a try against France at the 2013 IRB Junior World Championship and subsequently started in the final of that tournament as England defeated Wales to become Junior World Champions for the first time. In January 2015 Cowan-Dickie represented England A against Ireland Wolfhounds.

Cowan-Dickie was named in the 50-man training squad for the 2015 Rugby World Cup. On 15 August 2015, Cowan-Dickie made his senior international debut against France as a second-half substitute for Rob Webber in a warm-up match for the 2015 World Cup at Twickenham. He was ultimately not selected for the tournament.