Exhibit 21
CERTAIN SUBSIDIARIES OF MARKEL CORPORATION
| Subsidiary |
State or Other Jurisdiction of Incorporation or Organization | |
| Essex Insurance Company |
Delaware | |
| Markel Insurance Company |
Illinois | |
| Markel American Insurance Company |
Virginia | |
| Shand/Evanston Group, Inc. |
Virginia | |
| Evanston Insurance Company |
Illinois | |
| Gryphon Holding Inc. |
Delaware | |
| Associated International Insurance Company |
Illinois | |
| Deerfield Insurance Company |
Illinios | |
| Terra Nova (Bermuda) Holdings Ltd. |
Bermuda | |
| Markel International Limited |
England | |
| Markel International Insurance Company Limited |
England | |
| Markel Capital Limited |
England | |