Cornelius Chirchir (born 5 June 1983 in Bomet) is a Kenyan runner who specializes in the 1500 metres. He holds the world junior record over the distance with 3:30.24 minutes, achieved on 19 July 2002 in Monte Carlo. He came close to the record in 2004 with 3:30.60 min, but never since.

He is based at the PACE Sports Management camp in Kaptagat.

Achievements

Year	Competition	Venue	Position	Event	Notes
Representing  Kenya
1999	World Youth Championships	Bydgoszcz, Poland	1st	1500m	3:44.02
2000	World Junior Championships	Santiago, Chile	1st	1500m	3:38.80
2002	African Championships	Radès, Tunisia	4th	1500m	3:39.67
	IAAF Grand Prix Final	Paris, France	3rd	1500m	3:31.51
2003	World Indoor Championships	Birmingham, England	4th	1500m	3:43.03
	World Athletics Final	Monte Carlo, Monaco	6th	1500m	3:41.77

Personal bests

• 800 metres - 1:44.98 min (2001)
• 1500 metres - 3:30.24 min (2002)
• One mile - 3:50.40 min (2003)