Beccari is an Italian surname. Notable people with the surname include:
- Andrea Beccari (born 1978), Italian freestyle swimmer
- Jacopo Bartolomeo Beccari (1682-1766), Italian physician and chemist
- Maria Teresa Beccari (1950–2020), Sanmarinese politician and mayor
- Odoardo Beccari (1843-1920), Italian naturalist