Dětenice is a municipality and village in Jičín District in the Hradec Králové Region of the Czech Republic.

Dětenice consists of three municipal parts (in brackets population according to the 2021 census):[2] The initial name of the village was Dětynice.

The northernmost part of the municipal territory belongs to the Jičín Uplands and includes the highest point of Dětenice at 346 m (1,135 ft) above sea level.

The first written mention of Dětenice is from 1052, when Duke Bretislav I donated the village to the collegiate church in Stará Boleslav.

Their properties were confiscated after the Battle of White Mountain in 1620 and Dětenice was then acquired by Albrecht von Wallenstein.