| Rudolf Hesso | |
| Margrave of Baden-Baden | |
| Noble Family: | House of Zähringen |
| Father: | Hesso, Margrave of Baden-Baden |
| Mother: | Adelaide of Rieneck |
| Spouse: | Joanna of Burgundy |
| Birth Date: | 1290 |
| Death Date: | 17 August 1335 (aged 44-45) |
Rudolf Hesso of Baden-Baden (c. 1290 – 17 August 1335) was a son of Hesso, Margrave of Baden-Baden and his wife, Adelaide of Rieneck. He succeeded his father as Margrave of Baden-Baden in 1297, and ruled jointly with his uncle, Rudolf III. From 1332 to 1335, he ruled alone.
He married Joanna of Burgundy, Lady of Héricourt, a daughter of Reginald of Burgundy and widow of Count Ulrich II of Pfirt.
Rudolf Hesso and Joanna had two daughters:
Rudolph Hesso died in 1335. As he had no male heirs, Baden-Baden was inherited after his death by his cousin, Rudolf IV, Margrave of Baden-Pforzheim.