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"Un" is an indefinite article which is often translated as "a", and "persona" is a noun which is often translated as "person". Learn more about the difference between "un" and "persona" below.
un(
oon
)An indefinite article is a word that indicates that a noun is not specific (e.g., a girl).
1. (singular)
b. an (before vowel sound)
Tienen una vieja cámara que todavía funciona.They have an old camera which is still working.
la persona(
pehr
-
soh
-
nah
)A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
1. (individual)
a. person
Había cientos de personas en el concierto.There were hundreds of people at the concert.
Solo damos una bebida por persona.We're only giving out one drink per person.