Most ballot entries for a marathon event
- Who
- TCS London Marathon
- What
- 1,338,544 total number
- Where
- United Kingdom (London)
- When
- 05 May 2026
The most ballot entries for a marathon event is 1,338,544, for the 2027 TCS London Marathon, as of May 2026.
The London Marathon broke its own record for two consecutive years. The staggering number of ballot entries received, were from UK and across the globe.