Pisidia or Pisidya (; Greek: Πισιδία) was an ancient Anatolian region located north of Pamphylia, northeast of Lycia, west of Isauria and Cilicia, and south of Phrygia, corresponding roughly to the modern-day Antalya Province of the Republic of Turkey. Among Pisidia's settlements were Antioch in Pisidia, Termessos, Cremna, Sagalassos, Etenna, Neapolis, Selge, Tyriacum, Laodiceia Katakekaumene, Adada, and Philomelium.