- 证人席 zhèngrénxí witness standwitness stand or box in a courtroom
- 见证人 jiànzhèngrén witnessA person who personally sees something happen and can provide testimony or proof; eyewitness to an event or a legal transaction
- 保证人 bǎozhèngrén guarantorA person who provides a guarantee or takes responsibility for another person's actions, debts, or legal obligations; bailor.
- 公证人 gōngzhèngrén notary publicA person legally authorized to certify documents, witness signatures, and provide official proof of civil matters.
- 秘密证人 mìmìzhèngrén confidential witnessA witness whose identity is kept confidential; someone who provides evidence or information to law enforcement or courts while protected by legal anonymity.
- 目击证人 mùjīzhèngrén eyewitnessA person who personally saw an event happen and can provide testimony about what they observed.
- 专家证人 zhuānjiāzhèngrén expert witnessa person who gives testimony in a court of law because of their professional expertise or specialized knowledge
- 耶和华见证人 yēhéhuájiànzhèngrén Jehovah's Witnesses