Hannah Louise Mills, OBE (born 29 February 1988) is a British competitive sailor and two-time world champion in the Women's 470 class, having won in 2012 and 2019. Mills won a silver medal for Team GB with her crew Saskia Clark in the 2012 Olympics, she followed this up with a gold in the same event at both the 2016 Olympics in Rio de Janeiro and, partnered by Eilidh McIntyre, the 2020 Olympics in Tokyo. Mills is currently the on-board Strategist for the Emirates Great Britain SailGP Team, competing at events around the world. In 2022, Mills and Sir Ben Ainslie launched Athena Pathway, a programme to help fast-track development for female and youth sailors. Athena Pathway has a team competing in the first ever Women’s America’s Cup, helmed by Mills, and has also put together the British Youth Team that will battle to retain the Youth America’s Cup after winning it at the last event in Bermuda in 2017.