Ivor Elizabeth O'Connor was born in Paris, Seine, France, on 5 Mar 1901 and died in Antibes, France, on 5 Jul 1937. She was buried in Oakland Cemetery, Dallas, Dallas, Texas. Around 1921 Ivor married Rembert McDuffie Trezevant. He was born in Louisiana on 15 Jun 1889. They were divorced around Jun 1923. Rembert McDuffie Trezevant, an attorney, died in Riverside, California, on 1 Nov 1953.

On 12 Dec 1924 she married Harry Hayes Morgan Jr. (1898-1983) in New York. He was born in Ohio on 25 Apr 1898. They were divorced around Jun 1927 in Paris, France. Harry Hayes Morgan, Jr., a diplomat and actor, died in Jul 1983 in Barcelona, Spain.

H. H. Morgan was vice consul to Glasgow at the time of his engagement to Ivor in 1924. He also vice consul to Brussels and Vienna. The son of a U.S. diplomat and an uncle of Gloria Vanderbilt, Harry Hays Morgan Jr. was a minor actor in Hollywood during the 1940s. He played supporting roles in films such as Do You Love Me?, Ivy, and Joan of Arc.

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Gloria Vanderbilt's Aunt, Member of Old Dallas Family, Dies.

Mrs. Ivor O'Connor Morgan, 36, of Dallas, the divorced wife of Harry Hayes Morgan and an aunt of Gloria Vanderbilt, whose custody gave New York one of its most sensational society trials in years, died Monday night at Antibes, Frances.

Mrs. Morgan testified in the trial for the custody of the Vanderbilt child in behalf of Mrs. Gloria Morgan Vanderbilt, the mother of the child who was fighting to retain her custody.

J. Waddy Tate, her uncle, and Ernest R. Tennant received cablegrams from her sister, Mrs. Cornelia O'Connor Grey, Tuesday that she had died suddenly Monday Night.

Mrs. Morgan was the eldest daughter of the late Mr. and Mrs. J. C. O'Connor, early Dallas residents. Mr. O'Connor was the founder of the Dallas National Bank.

Although Mrs. Morgan was a resident of Dallas, she spent most of her time traveling in Europe. Her last visit to Dallas was during the Christmas holidays last year.

She was one of the heir of the O'Connor estate which owned a large amount of real estate here.

She is survived by her sister, Mrs. Cornelia Grey of Paris. Mrs. Grey being the only remaining member of the immediate family.

Funeral arrangements have not been made, but the body will probably be returned to Dallas in the fall for burial in the O'Connor family vault at Oakland Cemetery, Mr. Tate said.

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(Sources: "Report Betrothal Mrs. Ivor Trezevant. Engagement to H. H. Morgan Jr. U. S. Vice Consul is Announced," Dallas Morning News, Dallas, Texas, 6 Dec 1924, p 8."Divorce Granted Mrs. Ivor Trezevant Morgan,"Dallas Morning News, Dallas, Texas, 17 Jun 1927, 10. "Gloria Vanderbilt's Aunt, Member of Old Dallas Family, Dies," Dallas Morning News, Dallas, Texas, p7 Jul 1937, p1."Ivor Tate Drake Funeral Friday," Dallas Morning News, Dallas, Texas, 4 Oct 1928, p 7. http://www.allmovie.com/artist/harry-hays-morgan-jr-50586)