Mia Kilburg (née Manganello; born October 27, 1989) is an American speed skater and former professional racing cyclist. A three-time Olympian, she is a two-time bronze medalist in long track speed skating.
After nearly qualifying for the 2010 Winter Olympics, Manganello qualified for the 2018 Winter Olympics. Along with teammates Heather Bergsma and Brittany Bowe, she won bronze in the team pursuit at the 2018 Olympics in Pyeongchang. The medal was the first for the U.S. team in speed skating since 2010. In 2022, Manganello again qualified for the Winter Olympics in the mass start event. At her third Olympics in 2026, Manganello won her first individual medal at age 36 in the mass start.
Kilburg is also a professional cyclist, riding for the team. She won the points classification at the 2015 Redlands Bicycle Classic.