| Surname | First name | Played | Points | Last appearance |
|---|---|---|---|---|
| Ibanez | Raphael | 41 +22 | 55 | 23/11/2008 |
| Ibitoye | Gabriel | 17 +6 | 40 | 08/03/2020 |
| Ibuanokpe | Josh | 0 +11 | 0 | 30/09/2020 |
| Ilnicki | Jake | 0 +1 | 0 | 07/10/2017 |
| Imiolek | Lee | 16 +10 | 0 | 05/05/2012 |
| Ingall | Charlie | 5 +1 | 5 | 10/05/2014 |
| Ingle | James | 0 +1 | 0 | 31/03/2012 |
| Inglis | James | 0 | 0 | 00/00/0000 |
| Innard | Jack | 14 +22 | 25 | 20/05/2022 |
| Ioane | TJ | 25 +22 | 30 | 31/08/2020 |
| Ion | Paulica | 38 +30 | 5 | 20/04/2013 |
| Ions | Jon | 3 +2 | 10 | 19/05/1999 |
| Iosefa-Scott | Josh | 4 +7 | 5 | 05/02/2022 |
| Ireland | Mark | 3 +1 | 0 | 05/10/2007 |
| Irish | Mark | 14 +6 | 0 | 25/04/2009 |
| Irvin | Greg | 0 +1 | 0 | 06/05/2006 |
| Irving | Barry | 2 | 5 | 05/01/1999 |
| Irving | Mark | 0 +1 | 0 | 08/03/2015 |
| Isaacs | Tom | 0 +3 | 0 | 21/11/2014 |
| Isaacson | James | 10 +21 | 5 | 06/05/2006 |
| Isiekwe | Nick | 81 +18 | 25 | 18/06/2022 |
| Ismaiel | Travis | 3 | 0 | 29/02/2020 |
| Itoje | Maro | 80 +12 | 55 | 18/06/2022 |
| Iwabuchi | Ken | 0 +2 | 0 | 11/02/2001 |
| Iyogun | Emmanuel | 7 +13 | 0 | 11/06/2022 |