- Thomas Binns
- 24 hours: 06 minutes hour(s):minute(s):second(s)
- United Kingdom (London)
The longest guitar lesson is 24 hr 6 min and was achieved by Thomas Binns (UK) in London, UK, from 18 to 19 July 2019.
The record attempt was for The Guitar Social, supported by The Drum and took place at the Trinity Art gallery in Island City in London.