god-grandmother

plural god-grandmothers · alternative godgrandmother

1. The mother of one’s godparent.

   Meggie was preceded in death by god-grandmother, Dorothy Smith (AKA the Girl Grand); […]

   2022 November 10, “[Obituaries] Megan Kaylie Altizer”, in The Roanoke Times, volume 70, number 314, page A5

   2 more examples

   The home of Mr. and Mrs. Ernest J. Hamiter of Waskon, Texas, was the scene Easter Sunday of a reunion of the Hamiter and Ellis families following the christening service of Mr. and Mrs. Hamiter’s son, Dickson Ellis Hamiter, at the First Methodist church, with the Rev. S. M. Dunnam, Jr., officiating and Mr. C. D. Sellers, Jr., acting as godfather and Mrs. Oma Dossett of Iraan, Texas, acting as god-grandmother.

   1951 April 8, “Reunion of Hamiter And Ellis Families Is Held in Waskom”, in The Shreveport Times, volume LXXVII, number 312, Shreveport, La., page a11

   The bridegroom’s grandmother, Mrs. Roland Pasho, of Anderson, and the bride’s god-grandmother, Mrs. Oscar Bransky, of Palm Beach, Fla., had pink Sweetheart rose corsages.

   1964 July 26, “The Phelps, Dr. Wellington Wed”, in Anderson Sunday Herald, volume 97, number 34, Anderson, Ind., page 13