Dadi is a surname. Notable people with the surname include:
*
Bilkis Dadi (born 1937/38), Indian activist
*
Birtukan Ayano Dadi (born 1975), Ethiopian judge and diplomat
*
Eugène Dadi (born 1973), Ivorian footballer
*
Firdaus Dadi
Firdaus Dadi is an Indian actress. She made her acting debut in the 1992 film ''Tahalka'' and then moved into television, making her debut in the show ''Banegi Apni Baat'' (1994). She went on to appear in many shows throughout the 1990s and ear ...
, Indian actress
*
Marcel Dadi
Marcel Dadi (; 20 August 1951 – 17 July 1996) was a Tunisian-born Jewish French virtuoso guitarist known for his finger-picking style which faithfully recreated the instrumental styles of American guitarists such as Chet Atkins, Merle Travis ...
(1951–1996), Tunisian-born French guitarist
{{surname, Dadi