- Who
- Guillaume Fontaine
- What
- 50 metre(s)
- Where
- United States (Table Rock)
- When
The longest distance travelled on a slackline by unicycle is 50 m (166 ft) and was achieved by Guillaume Fontaine (Canada) on a 70-m-long (233-ft) line on 30 October 2018 in Table Rock New Hampshire, USA. This record was set. This record is monitored by the International Slackline Association (ISA).