Married (1721) to Susanna van Slingelandt (1700-1737). The couple had several children including Charlotte Louise (1733-1816).1
Von Sporck served as Envoy Extraordinary to the Hague for Hannover.
- 1Charltote Louise van Sporcken married (1763) Seneca Ingwersen (1715-1786), who had amassed a substantial fortune in the Dutch East Indies before being ennobled as Baron Geltingen by King Frederick V of Denmark in 1758.
Boswell visited the Baron on December 28, 1763, at The Hague.