| Status | Name | Position | Date Registered | Posts | |
|---|---|---|---|---|---|
| Unnoen | 2014-01-24 | 0 | |||
| Unnop64 | 2014-04-17 | 1 | |||
| unnuevouserxd | 2019-10-08 | 0 | |||
| Uno | 2013-07-10 | 0 | |||
| Uno1 | 2019-07-01 | 0 | |||
| uno11who | 2017-09-09 | 0 | |||
| Unobserved | 2014-04-19 | 0 | |||
| UnofficialCaptain | 2013-06-07 | 0 | |||
| unofficiallyJam | 2015-04-04 | 0 | |||
| UnofficialName01 | 2016-06-08 | 0 | |||
| UnofficialProject | 2013-12-08 | 0 | |||
| UnoGasa1 | 2017-04-29 | 0 | |||
| Unol | 2015-11-28 | 0 | |||
| UnoLInlin | 2020-12-15 | 0 | |||
| Unona | 2020-01-06 | 0 | |||
| Unonemous | 2012-09-30 | 0 | |||
| unoriginal | 2012-09-30 | 0 | |||
| UnoriginalBrony | 2014-01-25 | 0 | |||
| unoriginalspicy | 2021-05-04 | 0 | |||
| UnovaBrony | 2012-09-25 | 0 | |||
| Unown101 | 2022-11-22 | 0 | |||
| Unparched Butter | 2013-07-07 | 0 | |||
| UnpardonableHorse | 2014-03-26 | 0 | |||
| UnPause | 2012-08-19 | 0 | |||
| unponiuwu | 2019-12-24 | 0 | |||
| Unpractical | 2013-07-08 | 0 | |||
| Unpredictable L | 2015-02-21 | 0 | |||
| Unprofessional | 2013-08-23 | 0 | |||
| unpronounceable | 2014-03-27 | 0 | |||
| Unraisedllama83 | 2017-09-10 | 0 | |||