Harry St Clair-Erskine born 1995; younger son of Peter St Clair-Erskine, 7th Earl of Rosslyn, and Helen Watters (b. 1995) Parents Peter St Clair-Erskine, 7th Earl of Rosslyn Helen Watters Children Siblings Alice St Clair Jamie St Clair-Erskine, Lord Loughborough Lady Lucia St Clair-Erskine