The Lighton Baronetcy, of Merville in Dublin, is a title in the Baronetage of Ireland.

Sir Thomas was an Ulsterman, being a native of Strabane in the west of County Tyrone.

This house is now The Cliff Townhouse, an upmarket boutique hotel, bar and restaurant.

The 7th and 8th baronets are buried together in North Berwick Cemetery in East Lothian, Scotland.

The heir apparent is the present holder's eldest son James Christopher Hamilton Lighton (born 1992).