| Photo | Name | PSGId | OOP Date | Sex | Descriptors |
|---|
 | Reba | brast-a000000205 | Unknown | Female | Red/Brown Series: Cinnamon |
| Reggie | unk-n000000657 | Unknown | Male | White face (Albino het) |
| Reily | unk-n000000550 | Unknown | Female | Gray |
| Remi | tpg-n000000887 | 01-05-2010 | Female | Gray (Creamino het, Platinum het) |
| Resa Elijah | smc-n000000575 | 02-08-2018 | Male | Red Plat |
| Rex | tofro-n000000319 | 03-16-2005 | Male | White face |
| Rhett | amanc-a000000035 | 08-19-2009 | Male | Gray, White face, (Leucistic het, possible white tip het) |
| Rhonda | tpg-n000000508 | 01-02-2007 | Female | Red series (Leucistic het) |
| Ring-a-ding | tpg-n000000695 | 03-25-2011 | Male | Mosaic: Ringtail |
| Ringo | adri-a000000188 | 07-02-2012 | Male | Mosaic: Ring tail (Creamino het, Platinum het) |
| Rioja | smc-n000000576 | 11-27-2016 | Female | Red |
| River | tpg-n000000296 | Unknown | Female | White face |
| Rizzini | ttsg-n000000310 | 09-04-2015 | Female | Ruby Leucistic (Possible mosaic) |
| Roadie | jolgl-g000000122 | 02-00-2007 | Male | Gray (Leucistic het) |
| Robbie | lak-g000000036 | 04-09-2008 | Male | Red series (Lion) |
| Rocko | psg-n000001052 | 07-01-2020 | Male | Platinum (Leucistic het, 50% Possible Creamino het) |
| Rocky | unk-n000000279 | Unknown | Male | Gray |
| Romeo | unk-n000000881 | 09-01-2004 | Male | Gray |
| Romeo | cora-a000000272 | 06-19-2008 | Male | Gray |
| Romeo | sughi-n000000710 | 09-11-2010 | Male | Mosaic, White face, mosaic,(Creamino het,50% Possible platinum/leucistic het) |
| Total number of listed sugar gliders: | 1424 |