Arthur Blennerhassett

Arthur Blennerhassett may refer to:
 * Arthur Blennerhassett (1687–1758), Anglo-Irish MP and lawyer
 * Arthur Blennerhassett (1719–1799), Anglo-Irish MP for Tralee and Kerry
 * Arthur Blennerhassett (1799–1843), Anglo-Irish MP for Kerry
 * Sir Arthur Blennerhassett, 3rd Baronet (1794–1849), of the Blennerhassett baronets
 * Sir Arthur Blennerhassett, 5th Baronet (1871–1915), of the Blennerhassett baronets