Captain Nathaniel Cavis

  General Notes:

per son's surname

He may be Nathaniel Cavis Sr who may also have a son Nathaniel Cavis Jr. b. 1789 They all appear in the early census for Bow, NH.
Nathaniel Cavis Sr married to Lydia Hall
Nathaniel Cavis Jr may have married Betsey White a sister of Jonathan Cavis' wife Mary White. Both girls are daughters of Isaac White and Mary Moore White.

Nathaniel married Sally Heath. (Sally Heath was born in 1766 and died in 1788.)

Nathaniel next married Lydia Hall.