Baron Kingsborough is in Baron Ireland.
In 1748 Robert King 1st Baron Kingsborough [aged 23] was created 1st Baron Kingsborough.
On 22nd May 1755 Robert King 1st Baron Kingsborough [aged 31] died unmarried. Baron Kingsborough extinct. His brother Edward [aged 29] succeeded 5th Baronet King of Boyle Abbot.