Bolonchén de Rejón (bo-lon-CHEN de re-HON), village (1990 pop. 3,110), Hopelchen municipio, Campeche state, SE Mexico, on Yucatán Peninsula, 50 mi/80 km ENE of Campeche; 20°05'N 89°55'W. Timber; sugarcane, henequen, chicle, tropical fruit. La Gruta de Xtucumbi-Xunan, famous water caves with a number of picturesque caverns and pools and an archaeological site are nearby. Also known as Bolonchenticul.