Joppa (a latinization of the 4th century Greek name, Ἰόππη) appears in the Bible as the name of the Israelite city of Jaffa.

Joppa may also refer to:

Biology: 

• Joppa (wasp), a genus of parasitoid wasp in the family Ichneumonidae

United Kingdom: 

• Joppa, Edinburgh, in the eastern suburbs of Edinburgh, Scotland
• Joppa, Ayrshire, on the outskirts of Ayr, Scotland
• Joppa, Cornwall, a location in Cornwall, England
• Joppa, Wales, a hamlet in Ceredigion, Wales

United States: 

• Joppa, Alabama
• Joppa, Illinois
• Joppa, Kentucky
• Joppa, Maryland
• Joppa Road
• Joppa Flats, a tidal marsh in Newburyport, Massachusetts
• Joppa, Tennessee, in the Great Smoky Mountains foothills of Grainger County
• Joppa, Texas
• Joppa, West Virginia

Australia: 

• Joppa Junction is a junction on the Sydney–Melbourne railway line near Yarra railway station.