Glacier Rat
Rattus richardsoni
- Vulnerable
- Card rarity: Rare
- Mammals

The glacier rat is a species of rodent in the family Muridae. It is endemic to the New Guinea Highlands near Puncak Trikora and Puncak Jaya, West Papua, Indonesia. Its altitudinal range is 3,225–4,500 m (10,581–14,764 ft) above sea level.
Classification
- Class
- Mammalia
- Order
- Rodentia
- Family
- Muridae
- Genus
- Rattus