RRH may refer to:

• RRH (Medical): Retinal pigment epithelium - derived rhodopsin homolog: A gene encoding peropsin in humans and mice
• Remote radio head, a type of radio used in wireless telecommunications networks
• Really Raw® Honey, a brand of honey that is sold without any processing after collection from the hive.

• Aterui
• Atervall
• Ater (Vidhan Sabha constituency)
• Ates
• Atesh Salih
• Ateso language
• A Test of Love
• A Test of Time
• ATE (Telecommunications)
• Ate That, What's Next?
• Ate The Hamburgers, Wearing The Hats
• A Tethered Goat
• Atethmia
• Atethmia algirica
• Atethmia ambusta
• Atethmia centrago
• Atethmia inusta
• Atethmia obscura
• Atethmia pinkeri
• Atethmia sinuata
• Atethmia subusta
• Ateucheta
• Ateuchus
• Ate-u-tiv
• Atevirdine