Lucas Sebastián Haedo (born 18 April 1983) 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,[2] Team Jamis and UnitedHealthcare teams.

[3] He is the younger brother of fellow racing cyclist Juan José Haedo.

[4] Media related to Lucas Sebastián Haedo at Wikimedia Commons