List of largest rodents

This is a list of the largest rodents.

Rank	Common name	Scientific name	Status	Maximum body mass [kg (lb)]	Notes
1		Josephoartigasia monesi	Fossil	1,250 kg (2,760 lb)	^[1]
2		Phoberomys pattersoni	Fossil	550–700 kg (1,210–1,540 lb)	^[2]
3	Greater capybara	Hydrochoerus hydrochaeris	Extant	91.2 kg (201 lb)	^[3]
4	North American beaver	Castor canadensis	Extant	50 kg (110 lb)	^[4]
5	Lesser capybara	Hydrochoerus isthmius	Extant	28 kg (62 lb)	^[5]
6	Eurasian beaver	Castor fiber	Extant	30 kg (66 lb)	^[6]
7	Cape porcupine	Hystrix africaeaustralis	Extant	30 kg (66 lb)	^[7]
8	Crested porcupine	Hystrix cristata	Extant	27 kg (60 lb)	^[8]
9	North American porcupine	Erethizon dorsatum	Extant	18 kg (40 lb)	^[9]
10	Indian crested porcupine	Hystrix indica	Extant	18 kg (40 lb)	^[10]
11	Coypu	Myocastor coypus	Extant	17 kg (37 lb)	^[11]
12	Patagonian mara	Dolichotis patagonum	Extant	16 kg (35 lb)	^[12]
13	Pacarana	Dinomys branickii	Extant	15 kg (33 lb)	^[13]
14	Paca	Cuniculus paca	Extant	6–14 kg (13–31 lb)	^[14]