Ubaidullah Jan Kandaharai, or simply known as Obaidullah Jan, was a prominent Pashto singer from Kandahar, Afghanistan.
He was popular among the Pashtuns in southern Afghanistan and in Quetta, Pakistan.
He brought some new style to traditional Pashto music and was considered a classical singer.
He recorded many albums with lyrics written by Sayed Abdul Khaliq Agha, a famous Pashto poet from Kandahar, Afghanistan.
The lyrics were sometimes relating to Islam and Afghanistan.
Obaidullah Jan's songs are enjoyed by many of the Pashtun diaspora around the world, especially the Pashtuns from the Kandahar-Quetta region and those living in Karachi, Pakistan.
He was also recognized by other Afghans who understood Pashto language.