The Walker baronetcy, of Pembroke House in Dublin, was created in the Baronetage of the United Kingdom on 2 July 1906 for the Irish lawyer Samuel Walker. He was a Member of Parliament for Londonderry, Solicitor-General for Ireland, Attorney-General for Ireland and eventually Lord Chancellor of Ireland.

The 5th Baronet died childless in 2006, and was succeeded by his younger brother.

Walker baronets, of Pembroke House (1906) Sir Samuel Walker, 1st Baronet (1832–1911) Sir Alexander Arthur Walker, 2nd Baronet (1857–1932) Sir Cecil Edward Walker, 3rd Baronet (1882–1964) Sir Hugh Ronald Walker, 4th Baronet (1925–2004) Sir Robert Cecil Walker, 5th Baronet (1974–2006) Sir Roy Edward Walker, 6th Baronet (born 10 August 1977)

There is no heir to the title.

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