Khalwa (Arabic: خلوة) – in Arabic – is to be alone with a thing, with it, or to it. It can also mean:
- Khalwa (Sufism), a Sufism concept for solitude
- Khalwa (structure), a place of seclusion
- Khalwa (school), a Quranic school in Sudan
- Khalwa, Madhya Pradesh, a town in Khandwa District of Madhya Pradesh
- Khalwati order – Sufi mystic order in Sunni Islam