Dr. Robinson is the name of two characters in the Tom Sawyer series:
- Dr. Robinson (Tom Sawyer) is a character from The Adventures of Tom Sawyer, He is one of the grave-robbers whom Tom and Huckleberry Finn spot exhuming a corpse; he is killed by Injun Joe.
- Dr. Robinson (Huckleberry Finn) is a character from Adventures of Huckleberry Finn, the first person to cast doubt on the Duke and King for their impersonation of the brothers of the late Peter Wilks.