- Who
- Sanchit Sharma
- What
- 67 total number
- Where
- India (Delhi)
- When
The most playing cards memorised underwater is 67 and was achieved by Sanchit Sharma (India) in Delhi, India, on 19 July 2019.
Sanchit has developed his own systems for memorising numbers, cards, images, words as well as names & faces. He is also a previous holder of Most decimal places of Euler's number memorised.