Eric Graham Forbes Adam CMG (3 October 1888 – 7 July 1925) was a British diplomat and First Secretary to the Foreign Office. Adam was born in Malabar Hill, Bombay, India, the second son of Sir Frank Forbes Adam, 1st Baronet. His older brother was General Sir Ronald Forbes Adam, 2nd Baronet. He was educated at Eton and King's College, Cambridge. Adam married Agatha Perrin, daughter of R.W. Macan in 1918; their son was Sir Christopher Adam, 3rd Baronet (1920–2009). Adam was made a Companion of the Order of St Michael and St George in 1923.