| Toau | |
| Map: | French Polynesia |
| Location: | Pacific Ocean |
| Archipelago: | Tuamotus |
| Area Km2: | 561 |
| Area Footnotes: | (lagoon) 12km2 (above water) |
| Length Km: | 35 |
| Width Km: | 18 |
| Country: | France |
| Country Admin Divisions Title: | Overseas collectivity |
| Country Admin Divisions: | French Polynesia |
| Country Admin Divisions Title 2: | Commune |
| Country Admin Divisions 2: | Fakarava |
| Country Admin Divisions Title 1: | Administrative subdivision |
| Country Admin Divisions 1: | Îles Tuamotu-Gambier |
| Population: | 18[1] |
| Population As Of: | 2012 |
Toau, Pakuria, or Taha-a-titi is a coral atoll in French Polynesia, one of the Palliser Islands (Îles Pallisier). Toau has a wide lagoon; length 35km (22miles), width 18km (11miles). The nearest land is Fakarava Atoll, located 14km (09miles) to the southeast.
Toau Atoll had a population of 18 in 2012. The main village is called Maragai.
Captain James Cook was the first recorded European to sight the atoll, in April 1774. In some maps Toau appears as "Elizabeth".
Toau Atoll belongs to the commune of Fakarava, which consists of Fakarava, as well as the atolls of Aratika, Kauehi, Niau, Raraka, Taiaro and Toau.