one-person vs one-woman

one-person and one-woman both are adjectives.

Word	Noun	Adjective	Verb	Adverb
one-person	No	Yes	No	No
one-woman	No	Yes	No	No

As adjectives, one-person and one-woman are synonyms defined as:

Other synonyms of one-person include one-man.

one-person (adjective)	one-woman (adjective)
designed for or restricted to a single person	designed for or restricted to a single person