codirector
/ˈkoʊdaɪrɛktər/Definitions
1. noun
a person who, together with another, shares the responsibility of directing a film, play, or other performance
“The film was directed by a renowned team of codirectors, who worked together to bring the story to life.”
2. noun
a person who shares the leadership of a committee, organization, or other group
“The two codirectors of the charity worked together to raise funds for the cause.”