Al-Qāʾim, al-Qaim, or al-Ḳāʾim (Arabic: القائم, "the riser") may refer to:

• al-Qāʾim Āl Muḥammad, a messiah-like figure in Shi'a Islam, similar to the Mahdi
• People with full name or honorific al-Qāʾim bi-amr Allāh ("the one raised by [or 'who carries out'] God's order"):
  • Muhammad al-Mahdi (869–?), 12th Shia imam, also called Muhammad al-Qa'im
  • al-Qa'im (Fatimid caliph) (r.934–946), the second Fatimid caliph in Ifriqiya
  • al-Qa'im (Abbasid caliph at Baghdad) (1031–1075), son of al-Qadir
  • Abu Abdullah Muhammad ibn Faraj, rival sultan to Muhammad IV of Granada in 1327
  • al-Qa'im (Abbasid caliph at Cairo) (f. 1451–1455), caliph under Mamluk authority
  • Abu Abdallah al-Qaim (fl. 1509–1517), ruler of Sous in Morocco

• Al-Qa'im District, a district of Iraq
• Al-Qa'im (town), a town situated in the above district
• Al-Qa'im border crossing, between Syria and Iraq