Kotahena East Grama Niladhari Division is a Grama Niladhari Division of the Colombo Divisional Secretariat of Colombo District of Western Province, Sri Lanka.

Kotahena East is a surrounded by the New Bazaar, Masangasweediya, Bloemendhal, Kotahena West and Lunupokuna Grama Niladhari Divisions.

The Kotahena East Grama Niladhari Division has a Sri Lankan Tamil majority (76.1%) and a significant Sinhalese population (16.0%).

In comparison, the Colombo Divisional Secretariat (which contains the Kotahena East Grama Niladhari Division) has a Moor plurality (40.1%), a significant Sri Lankan Tamil population (31.1%) and a significant Sinhalese population (25.0%)[2] Ethnicity in Kotahena East[2] The Kotahena East Grama Niladhari Division has a Hindu majority (52.7%), a significant Roman Catholic population (29.5%) and a significant Buddhist population (10.8%).

In comparison, the Colombo Divisional Secretariat (which contains the Kotahena East Grama Niladhari Division) has a Muslim plurality (41.8%), a significant Hindu population (22.7%), a significant Buddhist population (19.0%) and a significant Roman Catholic population (13.1%)[2] Religion in Kotahena East[2]