Thomas St. Leger was a notable politician in the 18th century, primarily recognized for his role in the British Parliament. He served as a member of the House of Commons, representing the constituency of Limerick in Ireland. His political career was marked by his involvement in various legislative matters during a time of significant change in British and Irish politics. St. Leger was also known for his connections to the St. Leger family, which had a long-standing influence in both political and social spheres. His contributions to political discourse and governance reflected the complexities of the era, particularly regarding issues of Irish representation and autonomy within the broader context of the British Empire.