Chashtana
| Chashtana | |
|---|---|
| Mahakshatrapa Bhadramukha Swami | |
| Silver coin of Chashtana, with ruler profile and Greek script legend ΡΑΝΝΙω ΙΑΤΡΑΠΑϹ ϹΙΑϹΤΑΝϹΑ. British Museum. | |
| King of Western Kshatrapas | |
| Reign | 22 March 78 – 130 CE | 
| Predecessor | Nahapana | 
| Successor | Jayadaman | 
| Dynasty | Kardamaka dynasty | 
| Father | Ysamotika | 
Inscribed statue of Saka King Chastana, with inscription "Shastana" (Middle Brahmi script:  Sha-sta-na). Kushan Period.
Chashtana (Greek: Ϲιαϲτανϲας Siastansas (epigraphic), Τιαστανης Tiastanēs; Brahmi: Ca-ṣṭa-na Caṣṭana; Kharosthi: 𐨖𐨛𐨞 Cha-ṭha-ṇa, Chaṭhaṇa), also known as Tisman Ror was a Kardamaka dynasty ruler of the Saka Western Satraps in northwestern India during 78-130 CE, when he was the satrap of Ujjain. He was a descendant of Kardhaman, son of Raja Dhaj and son of Ysamotika.