In E. coli and other bacteria, holA is a gene that encodes the delta subunit of DNA polymerase III.

Hola may refer to:

• Hello, in Spanish

The Hispanic Organization of Latin Actors (HOLA) is an active arts service and advocacy organization founded in 1975. It is in the United States and dedicated to Hispanic artists, actors and actresses.

¡Hola! is a weekly Spanish-language magazine specializing in celebrity news, published in Madrid, Spain, and in 15 other countries, with local editions in Argentina, Brazil, Bulgaria, Canada, Chile, Greece, Indonesia, Mexico, Peru, Philippines, Russia, Thailand, United Kingdom, United States and Venezuela. It is the second most popular magazine in Spain after the Pronto. The title means "Hello!" in English and it is the parent magazine of the English-language Hello!