Kathisma (Greek: κάθισμα) may refer to:

• the Greek word for chair, seat, throne
• the "Emperor's lodge" in the Hippodrome of Constantinople
• in Eastern Orthodox liturgy, kathisma, a division of the Psalter.
• Ecclesia Kathismatis, the Church of the Seat of Mary aka Church of the Kathisma or Old Kathisma, between Jerusalem and Bethlehem

• Cathedra
• Cathedral (disambiguation)
• Akathist