Nicholas Walsh may refer to:

• Nicholas Walsh (bishop) (died 1585), bishop of Ossory in the Church of Ireland
• Nicholas Walsh (judge) (1542–1615), Irish judge, politician and landowner
• Nicolas Walsh (physician), American physiatrist
• Nicolas Eugene Walsh (1916–1997), American prelate of the Roman Catholic Church
• Nicholas Walsh (Home and Away)
• Nicholas Welshe or Walsh, MP for Gloucestershire
• Nick Walshe (born 1974), English rugby union footballer
• Nick Paton Walsh (born 1977), British journalist
• Nick Walsh (referee), Scottish football referee
• Nick Walsh (footballer) (born 1965), Australian rules footballer

• Intellectual Property Committee
• Intellectual property criticism
• Intellectual Property Finance
• Intellectual Property High Court
• Intellectual Property High Court of Japan
• Intellectual property infringement
• Intellectual property infringements
• Intellectual property in Iran
• Intellectual property is bad
• Intellectual Property Issues in Cultural Heritage
• Intellectual property issues in cultural heritage (IPinCH)
• Intellectual Property Issues in Cultural Heritage project
• Intellectual property law in Mexico
• Intellectual property law in Panama
• Intellectual property law in Senegal
• Intellectual property license
• Intellectual Property Office (disambiguation)
• Intellectual Property Office for the United Kingdom
• Intellectual Property Office of New Zealand
• Intellectual Property Office of Singapore
• Intellectual Property Organization
• Intellectual property organization
• Intellectual property organization (disambiguation)
• Intellectual Property Protection
• Intellectual property protection of typefaces