Found: along the Via Appia Antica, Villa dei Sette Bassi, Roma Vecchia, Italy
1774 - 1776
Gavin Hamilton, British, 1723 - 1798
1776 - 1805
William Petty-Fitzmaurice, second earl of Shelburne, first marquess of Lansdowne, 1737 - 1805 (Lansdowne House, London, England), acquired from his estate by his son, John Henry Petty-Fitzmaurice, 1805.
1805 - 1809
John Henry Petty-Fitzmaurice, second marquess of Lansdowne, 1765 - 1809 (Lansdowne House, London, England), by inheritance to his wife, Mary Arabella Petty, 1809.
1809 - 1810
Mary Arabella Petty, marchioness of Lansdowne, died 1833 (Lansdowne House, London, England), sold to her brother-in-law, Henry Petty-Fitzmaurice, 1810.
1810 - 1863
Henry Petty-Fitzmaurice, third marquess of Lansdowne, 1780 - 1863 (Lansdowne House, London, England), by inheritance to his heirs, 1863.
1863 - 1866
Henry Thomas Petty Fitzmaurice, fourth marquess of Lansdowne, British, 1816 - 1866, by inheritance to his heirs, 1866.
1866 - 1927
Henry Charles Petty-Fitzmaurice, fifth marquess of Lansdowne, 1845 - 1927, by inheritance to his heirs, 1927.
1927 - 1936
Henry William Edmund Petty-Fitzmaurice, sixth marquess of Lansdowne, British, 1872 - 1936 (Bowood House, Wiltshire, England) [offered for sale, The celebrated collection of ancient marbles: property of the most honourable the Marquess of Lansdowne, Christie's, March 5, 1930, lot 93, bought back into the Lansdowne Collection and transferred to Bowood House, Wiltshire, England.], by inheritance to his heirs, 1936.
1936 - 1944
Charles Hope Petty-Fitzmaurice, seventh marquess of Lansdowne, British, 1917 - 1944, by inheritance to his heirs, 1944.
1944 - 1972
George John Charles Mercer Nairne Petty-Fitzmaurice, eighth marquess of Lansdowne, 1912 - 1999 (Bowood House, Wiltshire, England) [sold, Egyptian, Western Asiatic, Greek, Etruscan and Roman antiquities, ancient jewellery, Isnik and Islamic pottery, Sotheby's, London, December 4, 1972, lot 129, to the J. Paul Getty Museum.]