- Horus 7s and Witney Barbarians
- 24:30:00 day(s):hour(s):minute(s)
- United Kingdom (Oxford)
The longest marathon playing rugby union sevens is 24 hr 30 min and was achieved by Horus 7's and Witney Barbarians (both UK), in Oxford, UK, from 28 to 29 July 2017.
The teams, made up of members of the military, attempted the record to raise funds for an injured colleague. The final score was 3,035 for the pink team against 2,394 for the blue team.