(1)委托人
聘请或僱佣律师、会计师、建筑师等专业人士，以获取专业建议和帮助的个人或团体。

(2)
(罗马法)(=cliens)

• Court of High Commission
• Court of High Commission in Scotland
• Court of Honor
• Court of Hustings
• court of industrial relations
• Court of Inquiry
• Court of International Trade, U.S.
• Court of Justice Seat
• Court of King's Bench
• Court of King's (or Queen's) Bench in Ireland
• court of last resort
• court of law
• court of limited jurisdiction
• Court of Magistrates and Freeholders
• court of marchers
• Court of Marshalsea
• Court of Military Appeals
• Court of Military Review
• court of nisi prius
• Court of Ordinary
• Court of Orphans
• Court of Oyer and Terminer
• court of oyer and terminer and general gaol (jail) delivery
• Court of Palace at Westminster
• Court of Passage