Dennis Kipruto Kimetto (born 22 January 1984) is a Kenyan long distance runner who competes in road running events.

At the RAK Half Marathon he defeated a field including Wilson Kipsang Kiprotich to win the race in 60:40 minutes.

[4] His age was misreported as ten years younger, and his following run of 59:14 minutes to win the Berlin Half Marathon in April was briefly considered a world junior best.

[7][8] With Kimetto's personal data corrected, he went on to break his first major record at the BIG 25 Berlin.

[13] His second half of 1:01:12 was the fastest in history excluding those from the downhill and greatly wind-aided 2011 Boston Marathon.