- Who
- Gyanjivandasji Swami
- What
- 496 millimetre(s)
- Where
- India (Kundaldham)
- When
The thickest book published is 496 mm (19.5 in) and was achieved by Gyanjivandasji Swami (India) in Gujarat, India, on 2 February 2020.
The book is entitled 'Shree Haricharitramrut Sagar' and is a biography of Bhagwan Shree Swaminarayan.
