Bucky is married to Jaz, Clint's oldest daughter. Jaz is 24 and has ADHD, plus she's a siren because of a hydra experiment. Bucky and Jaz met at hydra and both got saved.

All the Avengers were sitting in the common room, just doing their own things and enjoying the comfortable silence between them all. But Jaz says something as she plays with Bucky's wedding ring.