Ethniu or Eithne
Irish mythological figure; daughter of the Fomorian leader Balor; mother of Lugh
Also translates as Etna; both pronunciations are used across Ireland
depending on dialect
Agatha Trunchbull
character in Roald Dahl's "Matilda"
Agatha De Lacey
in Mary Shelley's "Frankenstein"
Agatha Mikhailovna
in Tolstoy's "Anna Karenina"
Agatha
character in "The Soul of a Bishop" by H.G. Wells
Splendora Agatha "Aggie" Cromwell
in "Halloweentown" films
Agatha Pitt
character in American Girl Samantha series; twin of sister Agnes
Agatha Heterodyne
Girl Genius, comic series
Agatha Raisin
character in a series by Marion Chesney
Agatha
character in movie "The Grand Budapest Hotel"
Agatha
gym leader in Pokemon video games
Agatha Harkness
witch in Marvel Comics
Aunt Agatha Gregson
in novels by P. G. Wodehouse
Agatha
character in manga "Claymore"
Agatha Lively
precognitive in "Minority Report"
Agatha
from the School for Good and Evil book series
Agatha Wellbelove
in Rainbow Rowell's "Carry On"
Agitha
the "Bug Princess" in "The Legend of Zelda: Twilight Princess"
Agatha Poldark
Ross Poldark's great,aunt in Poldark
Agatka ("Agatha" in the English subtitles)
character in webseries "Kraina Grzybów"