Ixtana'Rax, an Honored Elder, in 2374
Honored Elder was a term among the Jem'Hadar for soldiers who lived past the age of twenty. Few lived long enough to earn this title since Jem'Hadar rarely lived past the age of fifteen.
Jadzia Dax predicted that eight-year-old Virak'kara would live to become an Honored Elder. (DS9: "To the Death")
Second Ixtana'Rax was an Honored Elder. (DS9: "One Little Ship")
Honored Elder was also used among the Kelpiens to address their Elders in their villages on Kaminar in the 23rd century to the 31st century. (DIS: "Su'Kal")