The Ballyhoo halfbeak or Ballyhoo, (Hemiramphus brasiliensis), is a baitfish of the halfbeak family (Hemiramphidae). It is similar to the Balao halfbeak in most features. Ballyhoo are frequently used as cut bait and for trolling purposes by saltwater sportsmen,. The fish is known to have reports of ciguatera poisoning to humans .

Ballyhoo! is a rock, pop, punk, and reggae band from Aberdeen, Maryland. They have sold over 30,000 copies of their 5 albums and more than 200,000 digital tracks.