Prince Varananda Dhavaj (Thai: พระวรวงศ์เธอ พระองค์เจ้าวรานนท์ธวัช; RTGS: Waranonthawat), born Prince Varananda Dhavaj Chudadhuj (Thai: วรานนท์ธวัช จุฑาธุช; RTGS: Waranonthawat Chuthathut; August 19, 1920 – September 14, 1990) was the son of Prince Chudadhuj Dharadilok and Mom Ravi Kayananda. Although he was the only son of a senior Thai prince, he was disqualified from succession to the throne because his mother was not Prince Chudadhut's formal wife.