| Year: | 2021 |
| Team Colour: |
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| Font Colour: | white; |
| League: | Super League |
| League Link: | Super League |
| Cup: | Challenge Cup |
| Ceo: | Neil Hudgell |
| Coach Title: | Head Coach |
| Coach: | Tony Smith |
| Stadium: | KCOM Craven Park Kingston upon Hull, East Riding of Yorkshire |
| Prev Season: | 2020 |
| Next Season: | 2022 |
| List: | no |
| List Link: | List of Hull Kingston Rovers seasons |
In the 2021 rugby league season, Hull Kingston Rovers competed in Super League XXVI and the 2021 Challenge Cup. They were coached by Tony Smith.
See main article: 2021 Super League season.
| Date | Round | Versus | H/A | Venue | Result | Score | Tries | Goals | Attendance | Report | +Play-off results | 24 September | Eliminators | Warrington Wolves | A | Halliwell Jones Stadium | 19–0 | RLP | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 30 September | Semi-finals | Catalans Dragons | A | Stade Gilbert Brutus | 10–28 | 11,530 | RLP |
Source:Rugby League Project
| Date | Round | Versus | H/A | Venue | Result | Score | Tries | Goals | Attendance | Report | +Challenge Cup results | 9 April | 3 | Castleford Tigers | H | Hull College Craven Park | 32–33 | Abdull, Kenny-Dowall, Parcell, Quinlan, Ryan, Vete | Abdull (2), Lewis (2) | RLP |
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