At 21 on X: trending history

At 21 has trended in 6 locations since 15 February 2021, reaching #19 in Nigeria. It was last on a list 22 January 2026.

First seen
15 Feb 2021
Last seen
22 Jan 2026
Locations
6
Best rank
#19 Nigeria

Biggest days

15 Feb 2021
3 locations
28 Feb 2021
1 location
28 Sep 2021
1 location
19 Apr 2022
1 location
22 Jan 2026
1 location

Where it trended most

Every time it trended

List updates per year, all locations.

2021
7 updates, 3 days
2022
2 updates, 1 day
2026
1 update, 1 day

Post volume on its busiest days

Highest volume recorded with the trend; 4 days have a figure.

  • 15 February 20211,538,708 posts
  • 28 February 20211,411,588 posts
  • 19 April 20221,410,205 posts
  • 28 September 202162,928 posts

From twtData's records of X trends in 450+ locations: the biggest countries every hour, the rest once a day. An "update" is one snapshot that listed this topic. Rank and hours on the lists count from November 2025, when our snapshots started keeping X's order; earlier days count only for locations and dates. 1 hour on the lists since then. Counted across 2 spellings.