first gentleman

noun1

1. •
   A man that is or was a spouse of the political chief executive, when speaking non-specifically.

noun2

1. •
   The husband (or man of similar rank) of a chief executive of a nation; especially the husband of the President of a country.

   • President Macapagal-Arroyo had been amply forewarned. First Gentleman Miguel Arroyo said she “knew that her job as Vice President was to be prepared to take over[…]” — 2004
2. •
   (US) The husband of a governor or mayor.

   • […] the museum acquired another first: the tuxedo that North Carolina's first First Gentleman wore to the inaugural ball. — 2009