First under 4 minutes: 3:59.8 Harold Wilson GBR 1908
First official world record: 3:55.8 Abel Kiviat USA 1912
First under 3:50: 3:49.2 Jules Ladoumegue FRA 1930
First under 3:40: 3:38.1 Stanislav Jungwirth TCH 1957
First under 3:30: 3:29.67 Steve Cram GBR 1985
Click here for current World record
Most durable world record: 3:29.46 Said Aouita (7 years)
Most times under 3:30: Hicham El Guerrouj 33 (as at 15 Apr 2008, includes 3 Mile intermediate times)
Most Olympic titles:
2 James Lightbody USA 1904/1906
2 Sebastian Coe GBR 1980/1984
Most World titles: 4 Hicham El Guerrouj 1997/1999/2001/2003
Youngest Olympic/World champion: Ron Delany IRL 1956 (21); Peter Rono KEN 1988 (21); Noureddine Morceli ALG 1991 (21)
Oldest: Bernard Lagat USA 2007 (32)
Three all-time greats
Herb Elliott (AUS): Never lost a 1500m race during his brief career. Supreme achievement was winning 1960 Olympic title by 20 metres in world record 3:35.6.
Sebastian Coe (GBR): Only man to win Olympic 1500m title (1980) and successfully defend four years later. He was also a world record breaker at 800m, 1000m, 1500m and mile.
Hicham El Guerrouj (MAR): see also MILE. Four-time world champion, who brought the world mark down to 3:26.00 in 1998, and in 2004 he became Olympic champion as part of an historic 1500m / 5000m double.