Her father was the 14th Earl of Strathmore and Kinghorne . In 1923 she became known to everyone when she married Albert , Duke of York , the second son of George V and Queen Mary . Born into a family of Scottish nobility ( her father inherited the Earldom of Strathmore and Kinghorne in 1904 ) , she came to prominence in 1923 when she married Albert , Duke of York , the second son of King George V and Queen Mary .