ACH may refer to:
The Achaemenid Empire (/əˈkiːmənɪd/, from Old Persian Haxāmanišiya, c. 550–330 BC), also called the (First) Persian Empire, was an empire based in Western Asia, founded by Cyrus the Great.
In Greek mythology, Achilles (/əˈkɪliz/, uh-KILL-eez; Greek: Ἀχιλλεύς) was a Greek hero of the Trojan War and the central character and greatest warrior of Homer's Iliad.
Achtung Baby (pronunciation: /ˈɑːktuːŋ ˈbeɪbiː/) is the seventh studio album by Irish rock band U2. It was produced by Daniel Lanois and Brian Eno, and was released on 18 November 1991 on Island Records.
Achillea millefolium, commonly known as yarrow /ˈjæroʊ/ or common yarrow, is a flowering plant in the family Asteraceae.
Achkhoy-Martanovsky District (Russian: Ачхо́й-Марта́новский райо́н; Chechen: Тӏеьха-Мартан кӏошт, Theẋa-Martan khoşt) is an administrative and municipal district (raion), one of the fifteen in the Chechen Republic, Russia.
Achewood is a webcomic created by Chris Onstad in 2001. It portrays the lives of a group of anthropomorphic stuffed toys, robots, and pets.
Achdé (French: [aʃde]), the pseudonym of Hervé Darmenton ([daʁmɑ̃tɔ̃]; born July 30, 1961), is a French comic book writer and artist.
Achcham Yenbadhu Madamaiyada (English: Fear Is Foolishness) is a 2016 Indian Tamil-language action-romance film written and directed by Gautham Menon.
Acharei Mot, Aharei Mos, or Ahare Moth or Acharei (אַחֲרֵי מוֹת or אַחֲרֵי — Hebrew for "after the death" or "after," the fifth and sixth words or the fifth word, and the first distinctive word or words, in the parashah) is the 29th weekly Torah portion (פָּרָשָׁה, parashah) in the annual Jewish cycle of Torah reading and the sixth in the Book of Leviticus.