TASH can have several meanings:
- Shortened form of Natasha
- Tash, DJ & Producer of Electronic Dance Music and founder / manager of independent label of Movement Recordings, based in Thessaloniki, Greece.
- Tash (rapper), a solo artist and former member of rap group Tha Alkaholiks
- Tash (singer), British/Turkish Cypriot singer
- Teymour Tash was an Iranian royal minister
- TASH - (medicine), a.k.a. Alcohol septal ablation - a cardiologic medical procedure for treatment of hypertrophic cardiomyopathy
- Tash (Narnia) is an evil fictional deity in the Narnia stories
- Tash is the Turkish word for "stone"
- Tash is a slang abbreviation for "moustache"
- TASH (organization) deals with disability issues
- Tash is a nickname for Greek dj / producer Tassos Papagiannoulis
- Tash is a nickname for British photographer Alan Lodge
- Tash is a nickname for the Swedish entrepreneur Tashnif Ali Syed
- Tash is a nickname for Dallas Cowboys running back Tashard Choice
- Täsch is a village in Valais, Switzerland
- Tash-e Olya, a village in Semnan Province, Iran
- Tash-e Sofla, a village in Semnan Province, Iran
- TASH is a shortened form of the Armenian Artashes but that is generally used by Artashes Yeremyan