Hazrat Umar (ra) was tall and had a strong build. He had no hair on the front of his head. He was of a reddish complexion and his moustache was thick, the ends of which had a reddish tinge and his cheeks were slim.
(Ibn Hajar al-Asqalani, Al-Isabah fi Tamyiz al-Sahabah, Vol. 4, Umar bin al-Khattab (ra) [Beirut, Lebanon: Dar al-Kutub al-Ilmiyyah, 2005], p. 484)