The 32-year-old Indian, who is on his fifth Winter Olympics, clocked a combined time of 3:37.149 over four rounds to end the event at 37th spot out of 39 lugers in the competition at the Sanki Sliding Center here.
Keshavan, who was competing under IOC flag as an Independent Olympic Participant due to the suspension of the Indian Olympic Association, finished 37th and 34th in the third and fourth rounds held today. He was also on 37th spot after two rounds yesterday.
Felix Loch of Germany won the gold with a combined time of 3:27.526 while Russia's Albert Demchenko (3:28.002) and Italy's Armin Zoeggeler (3:28.797) bagged the silver and bronze respectively.
This was Keshavan's worst performance in the Winter Olympics. He had finished 28th in Nagano (Japan) in 1998, 33rd in Salt Lake City (USA) in 2002, 25th in Torino (Italy) in 2006 and 29th in Vancouver (Canada) in 2010.
Two other Indians are also competing in the Games.
Cross Country skier Nadeem Iqbal will start his competition in 15km Classic run on February 14 bwhile Alpine skier Himanshu Thakur's Giant Slalom event begins on February 19.