Karl Kaspar von der Leyen | |
|---|---|
| Archbishop of Trier | |
 Karl von der Leyen Kaspar, engraving from a coronation leaflet from the year 1658 | |
| Church | Catholic Church |
| Diocese | Electorate of Trier |
| In office | 1652–1676 |
| Personal details | |
| Born | 18 December 1618 |
| Died | 1 June 1676 |
Karl Kaspar von der Leyen (18 December 1618 – 1 June 1676) was Archbishop-Elector of Trier and a Prince-Elector of the Holy Roman Empire from 1652 to 1676.