Famous Birthdays Feb 18 Nasir al-Din al-Tusi, Persian philosopher, architect and mathematician (Tadhkirah fi ʿilm al-hay), born in Ṭūs, Khorāsān (d. 1274) 1200 History by Year 1202 Famous People by their Chinese Zodiac Animal Year of the Rat2020 Year of the Ox2021 Year of the Tiger2022 Year of the Rabbit2023 Year of the Dragon2024 Year of the Snake2025