Saad or Sa'ad may refer to:
Saad (letter), a letter in the Arabic script
Saad (name), people carrying the name or surname Sa'ad, a kibbutz in the Negev desert in Israel Saad Esporte Clube, a Brazilian football club Saad SC, an Iraqi football club Saad Specialist Hospital, in Khobar, Saudi Arabia Saad National Schools, in Khobar, Saudi Arabia Kolej Yayasan Saad, formerly Saad Foundation College, a school in Malaysia , a Pakistan Navy submarine
See also Sad (disambiguation) Saadi (disambiguation) Sa'd al-Din (disambiguation), including variants such as Saadeddine Saadallah, a given name and family name Banu Sa'ad, one of the tribes of Arabia during Muhammad's era System Administrator Appreciation Day