Counselor or counsellor may refer to:

• Counsellor of State, senior member of the British royal family to whom the Monarch can delegate some functions in case of unavailability
• Counselor (diplomat), a high-ranking diplomat
• Counselor of the United States Department of State, confidential adviser to the U.S. Secretary of State
• Navy Counselor in the United States Navy
• State Counsellor of Myanmar, former de facto head of government of Myanmar

• Camp counselor, or "cabin leader", adult supervisor in summer camps
  • Counselor-in-Training, training program for camp counselors
• School counselor, also "guidance counselor" or "educational counselor"

• Credit counseling professional help in the US, "debt counsellor" in the UK
• Counselor at law, used interchangeably with "lawyer"
  • Counsel, lawyer in certain jurisdictions
• Mental health counselor
  • Licensed professional counselor
  • Grief counselor

• Counselor, a magazine published by the Advertising Specialty Institute
• "Counselor", a song by In Fear and Faith from the album, Imperial
• "Marriage Guidance Counsellor", a Monty Python sketch
• The Counselor, a 2013 American crime thriller film
• De optimo senatore (Latin: The Accomplished Senator; also known as "The Counsellor"), a 1568 book

• Counselor (role variant), a Myers-Briggs Type Indicator personality type
• Institution of the Counsellors, an appointed office in the Baháʼí administration

• All pages with titles beginning with Counsellor
• All pages with titles beginning with Counselor
• All pages with titles containing Counsellors
• All pages with titles containing Counselors
• All pages with titles containing Counsellor
• All pages with titles containing Counselor
• Consul (disambiguation)
• Counsel (disambiguation)