Grantaire (French pronunciation: ​[Grɑ̃-tər]) was a fictional character from the 1862 novel Les Misérables by Victor Hugo. He is a student from the South of France. He is labelled as one of the principal characters of the revolutionary group known as the Friends of the ABC. The friends of the ABC are known to tolerate him on account of his good humour according to the novel and he has a few close friends within the group. He was in the habit of signing himself with his rebus: R and at one point in the Musain, Bossuet calls him "Capital R." He is a rover, a gambler, a libertine, and often drunk.