Actors/Actresses:
* Paul Hogan: Australian actor, comedian, and writer (famous for "Crocodile Dundee")
* Peter Horton: American actor (known for "thirtysomething" and "The O.C.")
* Philip Seymour Hoffman: American actor (won an Academy Award for his role in "Capote")
* Parker Posey: American actress (known for roles in "The House of Yes" and "Dazed and Confused")
* Peri Gilpin: American actress (known for her role as Roz Doyle in "Frasier")
* Patrick Dempsey: American actor (known for his roles in "Grey's Anatomy" and "Bridget Jones's Diary")
* Phylicia Rashad: American actress (known for her role as Clair Huxtable in "The Cosby Show")
* Peter O'Toole: Irish actor (known for his roles in "Lawrence of Arabia" and "The Lion in Winter")
Musicians:
* Phil Collins: English singer, songwriter, drummer, and record producer
* Peter Gabriel: English singer, songwriter, and musician
* Phil Lynott: Irish singer, songwriter, and bassist (lead singer of Thin Lizzy)
* Peter Steele: American singer, songwriter, and bassist (lead singer of Type O Negative)
* Pharrell Williams: American singer, songwriter, rapper, and record producer
* Peter Frampton: English singer, songwriter, and guitarist
Politicians:
* Pierre Elliot Trudeau: Former Prime Minister of Canada
* Pierre Trudeau: Former Prime Minister of Canada (son of Pierre Elliot Trudeau)
* Philip Hammond: Former Chancellor of the Exchequer of the United Kingdom
* Peter Mandelson: British politician and former member of the House of Lords
Other:
* Pope Francis: Head of the Catholic Church
* Phillip Schofield: British television presenter
* Phineas Gage: American railroad construction foreman known for surviving a severe brain injury
* Peter Gabriel (scientist): British neurophysiologist
This list is not exhaustive and there are many other famous people with the initials PH.