Zacchaeus was a tax-collector at Jericho, mentioned in the Gospel of Luke.
Zacchaeus may also refer to:
- "Zacchaeus" (song), a traditional Christian children's song
- Zacchaeus of Jerusalem (died 116 AD?), 2nd-century Christian saint
- Alphaeus and Zacchaeus, 4th-century Christian martyrs
- Zacchaeus Chesoni (died 1999), Chief Justice of Kenya
- Zacchaeus Okoth (born 1942), Roman Catholic Archbishop of Kisumu in Kenya
- Zacchaeus Community Kitchen and Zacchaeus Free Clinic in Washington, DC, that became Bread for the City