Kastamonu

State · 1305–1343 CE · at its largest around 1333 CE

A Turkmen principality in northern Anatolia based on the town of Kastamonu, which came under the Candar (Jandarid) dynasty and was later part of the lands known as the Beylik of Isfendiyar.

On its lands while it lasted

• Eflani (c. 1305 CE): Capital of Beylik of Sinop (1305–1309), Beylik of Isfendiyar (1305–1309).
• Kastamonu (c. 1309 CE): Capital of Beylik of Sinop (1309–1332), Beylik of Isfendiyar (1309–1398).

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