Tahmasp

Tahmasp or Tahmasb may refer to:

• Tahmasb (character), a character in the Shahnameh
• Tahmasp I (reigned 1524–1576), Safavid shah of Persia
• Shahnameh of Shah Tahmasp, illustrated manuscript of the Shahnameh
• Tahmasp II (reigned 1729–1732), Safavid shah of Persia
• Tahmasp's campaign of 1731, into the Caucasus
• Tahmasp Khan Jalayer, a general of Nader Shah
• Tahmasb Mazaheri, Iranian politician and economist
• Tahmasb Quli, various people so named, including Nader Shah