Lucas Sebastián Haedo is an Argentine former road racing cyclist from Chascomús, Buenos Aires. He competed as a professional from 2007 to 2018, for the Rock Racing, Saxo Bank–Tinkoff Bank, Cannondale, Skydive Dubai Pro Cycling, Team Jamis and UnitedHealthcare teams. He is the younger brother of fellow racing cyclist Juan José Haedo.

UnitedHealthcare Pro Cycling Team was a professional road bicycle racing team, run by Momentum Sports Group and based in the United States. The team is sponsored principally by UnitedHealth Group. It began at the end of 2009 as a reorganization of the OUCH Pro Cycling Team, with headlining cyclist Floyd Landis leaving the team. The team folded at the end of the 2018 season, with the main sponsor transferring to Rally Cycling.