Of Persian origin; Medatha, the father of Haman -- Hammedatha (including the article).
Englishman's Concordance
Hammedatha=“double” 1) father of Haman Part of Speech: noun proper masculine A Related Word by BDB/Strong’s Number: of Persian origin
Brown-Driver-Briggs
הַמְּדָתָאproper name, masculinefather of Haman (Persian mâh, moon (mâha, month, SpiegAPK 236) + data, given? so (written hamaodata Öttli; ᵐ5Ἁμαδαθου (always Genitive); in Greek perhaps Μαδάτης [Μαδάτας, Μαδέτης], compare XenCyr, see 3. 41 Diodxvii,67 PottZMG 1859, 424); — הַמְּדָתָא הָֽאֲגָגִיEsther 3:1,10; Esther 8:5; Esther 9:24; without האגגיEsther 9:10.
Englishman's Concordance (References)
Strong's Hebrew: 4099. Medatha — 5 Occurrences
Esther 3:1 HEB:הָמָ֧ן בֶּֽן־ הַמְּדָ֛תָא הָאֲגָגִ֖י וַֽיְנַשְּׂאֵ֑הוּ KJV: the son of Hammedatha the Agagite, INT: Haman the son of Hammedatha the Agagite and advanced
Esther 3:10 HEB:לְהָמָ֧ן בֶּֽן־ הַמְּדָ֛תָא הָאֲגָגִ֖י צֹרֵ֥ר KJV: the son of Hammedatha the Agagite, INT: to Haman the son of Hammedatha the Agagite the enemy
Esther 8:5 HEB:הָמָ֤ן בֶּֽן־ הַמְּדָ֙תָא֙ הָאֲגָגִ֔י אֲשֶׁ֣ר KJV: the son of Hammedatha the Agagite, INT: Haman the son of Hammedatha the Agagite which
Esther 9:10 HEB:הָמָ֧ן בֶּֽן־ הַמְּדָ֛תָא צֹרֵ֥ר הַיְּהוּדִ֖ים KJV: the son of Hammedatha, the enemy INT: of Haman the son of Hammedatha enemy the Jews'
Esther 9:24 HEB:הָמָ֨ן בֶּֽן־ הַמְּדָ֜תָא הָֽאֲגָגִ֗י צֹרֵר֙ KJV: the son of Hammedatha, the Agagite, INT: Haman the son of Hammedatha the Agagite the adversary