Haji Riyanto or better known as Tukul Arwana (born 16 October 1963) is an Indonesian actor, comedian and presenter of Javanese descent.

When he was young, he often appeared on stage during the celebrations of Indonesia's Independence Day.

A friend, Joko Dewo, persuaded him to move to Jakarta, and initially supported him financially.

[1] Tukul began working on the radio, where he met other Indonesian comedians.

He then moved to television and hosted programs for TPI and Indosiar.