GWS Giants Senior Players List 2020 is given below:
| NO. | PLAYERS | HT | WT | DOB | DEBUT | RECRUITED FROM |
| 1 | Phil Davis | 197 | 96 | 30.08.90 | Rd 4,2010 | St Peter's College (SA)/North Adelaide (SANFL)/Adelaide |
| 2 | Jacob Hopper | 187 | 87 | 06.02.97 | Rd 8,2016 | Leeton-Whitton United (NSW)/North Ballarat U18 |
| 3 | Stephen Coniglio | 182 | 86 | 15.12.93 | Rd 1,2012 | Upper Swan (WA)/Swan Districts (WAFL) |
| 4 | Toby Greene | 182 | 83 | 25.09.93 | Rd 1,2012 | Ashburton (Vic)/Wesley College(Vic)/Oakleigh U18 |
| 5 | Jye Caldwell | 184 | 80 | 28.09.00 | – | Golden Square/Geelong Grammer |
| 6 | Lachie Whitfield | 187 | 81 | 18.07.94 | Rd 1,2013 | Mornington (Vic)/Dandenong U18 |
| 7 | Brett Deledio | 188 | 88 | 18.04.87 | Rd 1,2005 | Kyabram (Vic)/Murray U18/Richmond |
| 8 | Callan Ward | 187 | 84 | 10.04.90 | Rd 11,2008 | Spotswood (Vic)/Western U18/Western Bulldogs |
| 9 | Jackson Hately | 190 | 82 | 15.05.91 | – | Narre Warren (Vic)/Haileybury College (Vic)/Dandenong U18/Melb |
| 10 | Aiden Bonar | 189 | 86 | 08.03.99 | Rd 20,2018 | Seaford (Vic)/Haileybury College (Vic)/Dandenong U18 |
| 11 | Tommy Sheridan | 187 | 82 | 05.02.98 | – | Albury (NSW)/Scots School (NSW)/Sandringham U18 |
| 12 | Jonathon Patton | 198 | 101 | 20.05.93 | Rd 12,2012 | St Simon's (Vic)/Eastern U18 |
| 13 | Isaac Cumming | 184 | 80 | 11.08.98 | – | North Broken Hill (NSW) |
| 14 | Tim Taranto | 186 | 87 | 28.01.98 | Rd 1,2017 | Mordialloc Braeside (Vic)/St Kevin's/Sandringham U18 |
| 15 | Sam Taylor | 196 | 87 | 05.05.99 | – | Upper Swan (WA)/Guilford Grammar (WA)/Swan Districts (WAFL) |
| 16 | Brent Daniels | 171 | 72 | 09.03.99 | – | Nyah-Nyah West United (Vic)/Geelong Grammar (Vic)/Bendigo U18 |
| 17 | Zac Langdon | 175 | 80 | 13.11.95 | – | Dampier (WA)/Claremont (WAFL) |
| 18 | Jeremy Cameron | 196 | 96 | 01.04.93 | Rd 1,2012 | Dartmoor (Vic)/North Ballarat U18 |
| 19 | Nick Haynes | 193 | 89 | 18.05.92 | Rd 10,2012 | Frankston Bombers (Vic)/Dandenong U18 |
| 20 | Adam Tomlinson | 194 | 96 | 10.08.93 | Rd 1,2012 | Canterbury (Vic)/Trinity Grammar (Vic)/Oakleigh U18 |
| 21 | Matt Buntine | 189 | 84 | 19.10.93 | Rd 8,2012 | Berwick (Vic)/Dandenong U18 |
| 22 | Josh Kelly | 184 | 82 | 12.02.95 | Rd 2,2014 | East Brighton (Vic)/Sandringham U18 |
| 23 | Heath Shaw | 183 | 86 | 27.11.85 | Rd 17,2005 | Diamond Creek (Vic)/Northern U18/Collingwood |
| 24 | Matt de Boer | 189 | 86 | 10.03.90 | Rd 6,2009 | Swanbourne (WA)/Claremont (WAFL)/Fremantle |
| 25 | Lachlan Keeffe | 204 | 102 | 14.04.90 | Rd 16,2011 | Marist College, Brisbane (Qld)/Collingwood |
| 26 | Dawson Simpson | 210 | 109 | 17.02.89 | Rd 3,2010 | Barnawartha (Vic)/Murray U18/Geelong |
| 27 | Harry Himmelberg | 194 | 92 | 08.05.96 | Rd 17,2016 | Mangoplah-CUE (NSW)/NSW-ACT U18/Eastlake (NEAFL) |
| 29 | Zac Williams | 185 | 84 | 20.09.94 | Rd 5,2013 | Narrandera (NSW)/NSW-ACT U18 |
| 30 | Matthew Flynn | 200 | 102 | 13.09.97 | – | Narrandera (NSW)/NSW-ACT U18 |
| 31 | Jeremy Finlayson | 196 | 92 | 09.02.96 | Rd 15,2017 | Culcairn (NSW)/Sydney Hills (NEAFL)/NSW-ACT U18 |
| 32 | Kieren Briggs | 192 | 101 | 27.07.86 | Rd 4,2005 | Goolwa (SA)/South Adelaide (SANFL)/Western Bulldogs |
| 33 | Xavier O’Halloran | 186 | 186 | 13.03.97 | – | North Broken Hill (NSW)/Albury (NSW)/Murray U18 |
| 34 | Nick Shipley | 188 | 95 | 25.06.99 | Rd 6,2018 | St George (NSW) |
| 35 | Aidan Corr | 195 | 95 | 17.05.94 | Rd 6,2013 | Macleod (Vic)/Northern U18 |
| 36 | Harry Perryman | 184 | 80 | 19.12.98 | Rd 9,2017 | Collingullie-Glenfield Park (NSW) |
| 37 | Ian Hill | 175 | 75 | 09.02.93 | – | Perth Demons / Wesley |
| 38 | Daniel Lloyd | 187 | 86 | 18.02.92 | Rd 8,2017 | Killarney Vale (NSW) |
| 39 | Connor Idun | 190 | 92 | 29.07.00 | – | Launceston (Tas)/Tasmania U18/Tasmania (VFL)/Casey (VFL) |
| 40 | Adam Kennedy | 182 | 80 | 12.07.92 | Rd 1,2012 | Melton (Vic)/Western U18 |