William McElcheran 🌍 Canada William McGillivray 🌍 Canada William McGonagall 🌍 United Kingdom of Great Britain and Ireland William McGrattan 🌍 Canada William McKay Wright 🌍 Canada William McKinley 🌍 United States William McLean Hamilton 🌍 Canada William McMahon 🌍 Australia William McMaster Murdoch 🌍 United Kingdom of Great Britain and Ireland William McNamara 🌍 United States William Melville Martin 🌍 Canada William Merritt Chase 🌍 United States William Merz 🌍 United States William Michael Rossetti 🌍 United Kingdom of Great Britain and Ireland William Michaels 🌍 United States William Monahan 🌍 United States William Morris 🌍 United Kingdom of Great Britain and Ireland, United Kingdom William Morris Davis 🌍 United States William Morris Hunt 🌍 United States William Moulton Marston 🌍 United States William Muir 🌍 United Kingdom of Great Britain and Ireland William Mulock 🌍 Canada William Murdoch 🌍 United Kingdom of Great Britain and Ireland William Murray Caldwell 🌍 Canada William Murrill 🌍 United States William Myron MacDonald 🌍 United States, Canada William N. Pendleton 🌍 United States William Needles 🌍 Canada, United States William Njoku 🌍 Ghana, Canada William Nordhaus 🌍 United States William Notman 🌍 United Kingdom of Great Britain and Ireland, Canada William Nylander 🌍 Canada, Sweden William O. Douglas 🌍 United States William Oefelein 🌍 United States William Orbit 🌍 United Kingdom William Osula 🌍 Kingdom of Denmark William Oughtred 🌍 Kingdom of England William P. Clark Jr. 🌍 United States William P. Fessenden 🌍 United States William P. Gottlieb 🌍 United States William P. Murphy 🌍 United States William P. Rogers 🌍 United States William P. Young 🌍 Canada William Paca 🌍 United States, Kingdom of Great Britain William Paley 🌍 United Kingdom of Great Britain and Ireland William Parks (paleontologist) 🌍 Canada William Patrick Fyfe 🌍 Canada William Pearce Howland 🌍 Canada William Peden 🌍 Canada William Penn 🌍 Kingdom of England William Peter Blatty 🌍 United States William Petersen 🌍 United States William Petersson 🌍 Sweden William Petty 🌍 Kingdom of England William Pinkney 🌍 United States William Pitt the Younger 🌍 Kingdom of Great Britain William Playfair 🌍 United Kingdom William Pogue 🌍 United States William Pottker 🌍 Brazil William Powell 🌍 United States