Robert Kelley (born October 3, 1992), nicknamed "Fat Rob", is a former American football running back.

He played college football at Tulane and was signed by the Washington Redskins as an undrafted free agent in 2016.

[7] In his final collegiate season in 2015, he shared the backfield with Dontrell Hilliard, Sherman Badie, Lazedrick Thompson, and Josh Rounds.

[11] On October 23, 2016, he scored his first career touchdown against the Detroit Lions, a one-yard reception from quarterback Kirk Cousins.

[18] In the 2017 season, Kelley's role diminished with the usage of Chris Thompson and Samaje Perine increasing.

[25][26] Kelley was born and raised in the 9th Ward district of New Orleans, until he and his parents lost their home as a result of Hurricane Katrina's effect on the city in August 2005.