Widjiatno Notomihardjo (30 December 1938 – 23 July 2000) was an Indonesian businessman, best known for being the father of Joko Widodo, the seventh president of Indonesia.

He was a successful wood merchant in Surakarta and entered politics through the Indonesian Democratic Party of Struggle shortly prior to his death.

Sudjiatmi's father Wirorejo worked in the lumber trade, and helped Notomihardjo in starting his own business, CV Roda Jati.

[2] Later on, Sudjiatmi handled more of the day-to-day aspects of the business, while Notomihardjo focused on sourcing raw materials.

He had been suffering from hernia, and intended to go to Singapore for a surgery, but passed away whilst receiving medical treatment at a hospital in Jakarta.