Yadollah (Arabic: یدالله, yad-ullah) is a male given name common in Iran and some other countries. The name is of Arabic origin and means "Allah's (God's) hand".

• Yadollah Bigdeli (1883-1960), Iranian army commander
• Yadollah Sahabi (1905–2002), Iranian scholar, writer and politician
• Yadollah Maftun Amini (born 1926), Iranian poet
• Yadollah Royaee (born 1932), Iranian poet
• Yadollah Duzduzani (born 1935), Iranian Twelver Shi'a Marja
• Yadollah Sharifirad (born 1946), Iranian fighter pilot and writer
• Yadollah Kaboli Khansari (born 1949), Iranian calligrapher
• Yadollah Samadi (born 1951), Iranian film director
• Yadollah Mortazavi (born 1958), Iranian professor of chemical engineering
• Yadollah Jahanbazi (born 1973), Iranian football referee
• Yadollah Akbari (born 1974), Iranian footballer
• Yadollah Eslami, Iranian newspaper editor
• Yadollah Javadpour, Iranian fighter pilot
• Yadollah Javani, Iranian military politician

• Hajj Yadollah Mahalleh, village in Chubar Rural District, Haviq District, Talesh County, Gilan Province, Iran
• Mazraeh-ye Yadollah Jafari, village in Fasarud Rural District, in the Central District of Darab County, Fars Province, Iran
• Chalderaz-e Yadollah, village in Barez Rural District, Manj District, Lordegan County, Chaharmahal and Bakhtiari Province, Iran
• Tolombeh-ye Ashayiri Yadollah va Shorka, village in Deh Kahan Rural District, Aseminun District, Manujan County, Kerman Province, Iran
• Tolombeh-ye Yadollah Khalaj, village in Hana Rural District, Abadeh Tashk District, Neyriz County, Fars Province, Iran
• Qeshlaq-e Hajj Dowlat Yadollah, village in Qeshlaq-e Shomali Rural District, in the Central District of Parsabad County, Ardabil Province, Iran
• Tolombeh-ye Yadollah Sheybani, village in Golestan Rural District, in the Central District of Sirjan County, Kerman Province, Iran
• Tolombeh-ye Hajj Yadollah Ghorba, village in Golestan Rural District, in the Central District of Sirjan County, Kerman Province, Iran
• Tolombeh-ye Yadollah Ghorbapur, village in Golestan Rural District, in the Central District of Sirjan County, Kerman Province, Iran
• Mowtowr Pamp-e Yadollah Akbari Mowtowr-e Khalifehay 6, village in Vakilabad Rural District, in the Central District of Arzuiyeh County, Kerman Province, Iran
• Tolombeh-ye Hajj Yadollah Abbaslu va Shorka, village in Golestan Rural District, in the Central District of Sirjan County, Kerman Province, Iran