noncooperator

/ˌnɑnkoʊˈɑpəˌreɪtər/
noun
  1. A person who refuses to cooperate, especially as a form of protest.
    • During the civil rights movement, many noncooperators were arrested for their peaceful protests.
    • The manager considered him a noncooperator because he always rejected team efforts.
    • The noncooperator sat silently during the meeting and would not answer questions.