2002–03 IRB Sevens World Series

The 2002–03 Sevens World Series was the fourth edition of the global circuit for men's national rugby sevens teams, organised by the International Rugby Board. The season ran from 5th December 2002 to 7th June 2003 and was played out over a series of only seven tournaments. A further three tournaments had originally been scheduled but were cancelled due to concerns about the SARS virus. New Zealand won its fourth consecutive series, with England finishing as runner-up.