| KAETHNER, Alex | | 1 | 1 | 1 | 50 | 50* | . | 0 | 1 | 0 | 1999/00 | 1999/00 |
| KAETHNER, Tim | R | 141 | 141 | 20 | 1673 | 61* | 13.83 | 0 | 3 | 18 | 1997/98 | 2015/16 |
| KAHL, Jeff | R | 49 | 60 | 8 | 691 | 52 | 13.29 | 0 | 1 | 8 | 1978/79 | 1983/84 |
| KALIANNAN, Vijay | | 1 | 0 | 0 | | | . | 0 | 0 | 0 | 2003/04 | 2003/04 |
| KANDEL, Rashim | | 5 | 4 | 0 | 64 | 22 | 16.00 | 0 | 0 | 0 | 2022/23 | 2022/23 |
| KAY, Andrew/Anthony? | R | 4 | 3 | 1 | 13 | 7* | 6.50 | 0 | 0 | 1 | 1992/93 | 1995/96 |
| KAY, David | R | 20 | 13 | 5 | 93 | 30 | 11.62 | 0 | 0 | 2 | 1991/92 | 1996/97 |
| KEAN, Daniel | R | 9 | 9 | 0 | 221 | 105 | 24.56 | 1 | 0 | 1 | 1996/97 | 1997/98 |
| KEANE, Michael | R | 21 | 19 | 6 | 115 | 25 | 8.85 | 0 | 0 | 2 | 1989/90 | 1991/92 |
| KEANE, Peter | R | 13 | 11 | 1 | 55 | 12 | 5.50 | 0 | 0 | 3 | 2011/12 | 2012/13 |
| KEARSLEY, David | R | 2 | 1 | 0 | 9 | 9 | 9.00 | 0 | 0 | 0 | 2013/14 | 2013/14 |
| KEARSLEY, Greg | R | 184 | 161 | 46 | 3403 | 90 | 29.59 | 0 | 18 | 5 | 1998/99 | 2019/20 |
| KEATING, James | L | 18 | 16 | 1 | 118 | 22* | 7.87 | 0 | 0 | 2 | 2017/18 | 2019/20 |
| KEATS, David | R | 2 | 3 | 2 | 21 | 17* | 21.00 | 0 | 0 | 1 | 1956/57 | 1956/57 |
| KEEGAN, Chris | R | 15 | 14 | 0 | 279 | 44 | 19.93 | 0 | 0 | 2 | 2023/24 | 2023/24 |
| KEIR, Andrew | | 6 | 7 | 1 | 14 | 9 | 2.33 | 0 | 0 | 4 | 1981/82 | 1981/82 |
| KELLY, Mike | R | 11 | 11 | 0 | 36 | 12 | 3.27 | 0 | 0 | 3 | 2002/03 | 2002/03 |
| KELLY, Simon | R | 9 | 5 | 1 | 35 | 17 | 8.75 | 0 | 0 | 0 | 2013/14 | 2015/16 |
| KEMBLE, JM | | 1 | 0 | 0 | | | . | 0 | 0 | 0 | 1994/95 | 1994/95 |
| KENT, ? | | 1 | 1 | 0 | 0 | 0 | 0.00 | 0 | 0 | 1 | 2003/04 | 2003/04 |
| KERNICH, Ben | R | 219 | 188 | 44 | 3096 | 158 | 21.50 | 3 | 8 | 22 | 2006/07 | 2023/24 |
| KERRUISH, Ross | R | 2 | 2 | 0 | 39 | 38 | 19.50 | 0 | 0 | 0 | 1977/78 | 1977/78 |
| KHAKUREL, Maneesh | | 19 | 19 | 2 | 620 | 144 | 36.47 | 1 | 2 | 2 | 2023/24 | 2023/24 |
| KIDMAN, David | R | 19 | 19 | 0 | 397 | 83 | 20.89 | 0 | 3 | 1 | 1986/87 | 1987/88 |
| KIMBER, Phil | R | 32 | 33 | 8 | 416 | 52 | 16.64 | 0 | 2 | 4 | 1993/94 | 1995/96 |
| KING, Matt | | 18 | 16 | 0 | 227 | 74 | 14.19 | 0 | 1 | 1 | 2013/14 | 2014/15 |
| KING, Russell | R | 24 | 26 | 1 | 1026 | 164 | 41.04 | 3 | 4 | 1 | 2003/04 | 2004/05 |
| KIRVAN, Charlie | R | 1 | 1 | 0 | 5 | 5 | 5.00 | 0 | 0 | 0 | 1954/55 | 1954/55 |
| KITTO, Brenton | R | 10 | 12 | 1 | 325 | 134 | 29.55 | 1 | 0 | 2 | 1996/97 | 1996/97 |
| KNUCKEY, Kym | R | 80 | 77 | 7 | 3009 | 158 | 42.99 | 5 | 18 | 3 | 1987/88 | 2012/13 |
| KNUCKEY, Mitchell | R | 24 | 23 | 3 | 255 | 55 | 12.75 | 0 | 1 | 4 | 2011/12 | 2013/14 |
| KOCH, T | | 1 | 1 | 0 | 15 | 15 | 15.00 | 0 | 0 | 0 | 1987/88 | 1987/88 |
| KOHLER, Mark | R | 31 | 37 | 3 | 456 | 56 | 13.41 | 0 | 2 | 6 | 1988/89 | 1992/93 |
| KOIRALA, Jai | R | 255 | 273 | 51 | 6003 | 127 | 27.04 | 8 | 24 | 27 | 2002/03 | 2023/24 |
| KOKK, Philip | R | 52 | 66 | 7 | 1198 | 97 | 20.31 | 0 | 9 | 9 | 1973/74 | 1977/78 |
| KOKK, Steve | R | 78 | 93 | 18 | 1484 | 73 | 19.79 | 0 | 7 | 9 | 1973/74 | 1985/86 |
| KORENDYK, Steve | | 9 | 8 | 2 | 47 | 11* | 7.83 | 0 | 0 | 2 | 1987/88 | 1987/88 |