Claneus or Klaneos or Klaneous () was an ancient city and bishopric in Asia Minor. Its site is tentatively located near , Yunak, Turkey. Claneus was in the Roman province of either Phrygia Salutaris or Galatia Secunda.
Claneus became a suffragan bishopric of the Metropolitan of Pessinus, in Galatia Salutaris (erected 398). When Amorium, its former fellow suffragan of Pessinus, became a Metropolitan see in the ninth century, Claneus became its suffragan.
Two of its bishops are historically recorded:
The diocese was nominally restored in 1933 as Latin Titular bishopric of Claneus (Latin) / Claneo (Curiate Italian) / (Latin adjective).
It has been vacant for decades, and has had only these incumbents, of episcopal (lowest) rank: