ICANN 66 was ICANN's annual general meeting, held in November in Montréal, Canada.
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| Dates: | 2 November - 9 November 2019 |
| Location: | Montréal, Canada |
After ICANN 17, ICANN 24 and ICANN 45, ICANN 66 was the fourth ICANN meeting in Canada and the second time in Montréal.