The 2019 AFL Grand Final was an Australian rules football game contested between the Richmond Football Club and Greater Western Sydney Giants at the Melbourne Cricket Ground on 28 September 2019. It was the 124th annual grand final of the Australian Football League, staged to determine the premiers for the 2019 AFL season. The match, attended by 100,014 spectators, was won by Richmond by a margin of 89 points, marking the club's twelfth VFL/AFL premiership and their second in three seasons. Richmond's Dustin Martin won the Norm Smith Medal as the player judged best on ground.

The Richmond Football Club, nicknamed the Tigers, is a professional Australian rules football team competing in the Australian Football League (AFL). Founded in 1885 in the Melbourne suburb of Richmond, the club competed in the Victorian Football Association (VFA) from 1885 to 1907, winning two premierships. Richmond then joined the Victorian Football League from the 1908 season and has since won 13 premierships, most recently in 2020.