Ad hoc is a Latin phrase meaning "to this".
Ad hoc or Ad Hoc may also refer to:
- Ad Hoc at Home, a 2009 cookbook by Thomas Keller and Dave Cruz
- Ad hoc hypothesis, a sometimes dubious method of dealing with anomalies in philosophy and science
- Ad hoc network, a type of technology which allows network communications on an ad hoc basis
- Ad Hoc (restaurant), a restaurant in Yountville, California
- ADHOC, the Cambodian Human Rights and Development Association, Cambodia's oldest human rights NGO