Ralph Clinton Dills (February 19, 1910 – May 23, 2002) was an American politician in the state of California.

A Democrat, he served in the California State Assembly from 1939 to 1949, and in the California State Senate from 1966 to 1998.

He is the longest-serving member in the history of the California Legislature.

He was born in Rosston, Texas and died in Rocklin, California.

This article about a member of the California State Assembly is a stub.