He was the fourth son of Sir Richard Carr Glyn, 1st Baronet, of Gaunt's House, Lord Mayor of London in 1798, himself the fourth son of Sir Richard Glyn, 1st Baronet, of Ewell, Lord Mayor of London in 1758.

He died childless the following year aged only twenty-six, and was succeeded by his younger brother, the fourth Baron.

Pascoe Glyn, younger son of the first Baron, sat as Member of Parliament for Dorset East.

Henry Carr Glyn, younger son of the first Baron, was a vice-admiral in the Royal Navy.

The heir presumptive is the present holder's half-brother Jonathan Carlin Glyn (born 1990).