East Halmahera Regency () is a regency of North Maluku Province of Indonesia, and occupies the northeastern peninsula of Halmahera island, together with the northern half of the southeastern peninsula of that island. It was created on 25 February 2003 from part of Central Halmahera Regency, and covers a land area of 6,515.74 km<sup>2</sup>. It had a population of 72,880 at the 2010 Census and 91,707 at the 2020 Census; the official estimate as at mid 2025 was 101,389 (comprising 52,385 males and 49,004 females). The capital lies at the town of Maba in Kota Maba District.
The regency is divided into ten districts (kecamatan), tabulated below with their areas and their populations at the 2010 Census and the 2020 Census, together with the official estimate as at mid 2025. The table also includes the locations of the district administrative centres, the number of administrative villages (all rural desa) in each district, and its post code.
The five Maba Districts comprise the southeastern half of the regency (and of the northeastern peninsula, together with that portion of the southeastern peninsula within the regency); they cover a land area of 3,662.22 km<sup>2</sup>, with 49,822 inhabitants in mid 2025. The five Wasile Districts comprise the northwestern half of the northeastern peninsula; together they cover 2,853.52 km<sup>2</sup>, with 51,567 inhabitants in mid 2025. All the indigenous inhabitants speak North Halmahera languages, chiefly Tobelorese in the north (the Wasile districts) of the regency, and the related Togutil in the south (the Maba districts).