Tom Danielson, American cyclist

Thomas Danielson is an American retired professional road racing cyclist who competed professionally between 2002 and 2015 for the Mercury Cycling Team (2002), the Saturn Cycling Team (2003), Fassa Bortolo (2004), Discovery Channel (2005–2007) and Cannondale–Garmin (2008–2015). He had been suspended twice for doping in his career.

March 13 is the 72nd day of the year in the Gregorian calendar; 293 days remain until the end of the year.