Loa Janan is an administrative district (kecamatan) situated in the Kutai Kartanegara Regency of East Kalimantan Province, Indonesia. The district encompasses a total land area of 644.20 km2.
The seat of government for Loa Janan is located within the village of Loa Janan Ulu. According to census data, the population grew from 56,071 in 2010 to 67,471 in 2020, with an official estimate reaching 79,365 as of mid-2025.