great-great-grandparent

Etymology
From.

Noun

 * 1) A parent of a great-grandparent, a grandparent of a grandparent and a great-grandparent of a parent.

Usage notes
Additional instances of "great-" can be prepended to the term, each indicating one further generation of ancestry. For large numbers of generations a number can be substituted, for example, "fourth great-grandparent", "four-greats grandparent" or "four-times-great-grandparent".

Translations

 * Esperanto: prapraavo
 * French:
 * German: Ururgroßelternteil
 * Hungarian:
 * Indonesian:
 * Malay:, ibu bapa moyang, datuk nenek datuk nenek, moyang ibu bapa
 * Romanian: stră-străbunici
 * Thai:
 * Welsh: hen hen daid, hen hen dad-cu, hen hen nain, hen hen fam-gu