- Who
- Hariom kumar Singh
- What
- 77:01:16 hour(s):minute(s):second(s)
- Where
- India (Varanasi)
- When
The longest marathon drawing caricatures (individual) is 77 hr 1 min 16 sec, and was achieved by Hariom kumar Singh (India) in Uttar Pradesh, India, from 8-11 November 2017.
Hariom completed 712 different caricatures during this time.