Nicholas Walsh

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
 * Nicholas Walsh (soccer), Australian footballer
 * Nicolas Walsh (physician), American physiatrist
 * Nicolas Eugene Walsh (1916–1997), American prelate of the Roman Catholic Church
 * Nicholas Walsh (Home and Away), fictional character on the Australian soap opera Home and Away
 * Nicholas Welsh or Walsh, MP for Gloucestershire
 * Nick Walshe (born 1974), English rugby union footballer
 * Nick Walsh (singer), lead singer of Canadian band Slik Toxik
 * Nick Paton Walsh (born 1977), British journalist
 * Nick Walsh (referee), Scottish football referee
 * Nick Walsh (footballer) (born 1965), Australian rules footballer