This article is about the settlement in Jõhvi Parish. For other places named Tammiku, see Tammiku
Tammiku is a small borough (Estonian: alevik) in Jõhvi Parish, Ida-Viru County, in northeastern Estonia. It's located about 3 km (2 mi) southwest of the town of Jõhvi and about 2 km (1 mi) northwest of Kohtla-Järve's Ahtme district. As of 2011 Census, the settlement's population was 291.
Tammiku was first mentioned in 1241 in the Danish Census Book. It is the birthplace of Estonian amateur featherweight boxer Evald Seepere (1911-1990)