Diah

Diah may refer to:

With the given name

 * Diah Hadaning (1940—2021), Indonesian writer
 * Diah Permata Megawati Setiawati Sukarnoputri (born 1947), Indonesian politician, fifth president of Indonesia from 2001 to 2004
 * Diah Permatasari (actress) (born 1971), Indonesian actress
 * Diah Permatasari (fencer) (born 1990), Indonesian fencer

With the surname

 * Abel Peter Diah (born 1971), Nigerian politician
 * Herawati Diah (1917–2016), Indonesian journalist