cochairperson
/koʊˈtʃɛrˌpɜrsən/
noun
- A person who jointly chairs a meeting, committee, or organization along with one or more other people; a gender-neutral term.
- Each cochairperson is responsible for leading a different subcommittee.
- She was elected cochairperson of the student council alongside her classmate.
- The cochairperson of the planning committee presented the new schedule.