His son Robert Rich, 3rd Baron Rich, was created Earl of Warwick in the Peerage of England in 1618. Henry Rich, son of Robert, 3rd Baron Rich was created Baron Kensington in 1623 and Earl of Holland in 1624.
In the context of British nobility, Robert Rich's son was appointed Earl of Warwick in 1618. The younger Henry Rich received additional titles as Baron Kensington in 1623 and Earl of Holland in 1624.