Marcus Livius Drusus
Caepio was likely married to a Caecilia Metella whom he had three children with, a son named Quintus Servilius Caepio as well as at least two daughters Servilia, the wife of Catulus and Servilia, the wife of Marcus Livius Drusus. His wife may have been a daughter of Quintus Caecilius Metellus Macedonicus.