spokesperson
noun [ C ]
MARKETING uk/ˈspəʊksˌpɜːsən/ usplural spokespeoplesomeone who is chosen or employed by a person or organization to speak officially to the public for them:
A company spokesperson said that customers would get their money by the end of this week.
a spokesperson for sb/sth A spokesperson for the company noted that premium increases have fallen from 19% to 10% per year.