Sheldon Patinkin, author, teacher, director, and one of the founding fathers of The Second City, is his second cousin.
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Don Patinkin (1922–1995), the economist, was his second cousin.
Columnist Mark Patinkin from the Providence Journal wrote an article about wikiHow in late 2009, commenting that he found many interesting articles on a variety of different subjects.
Mark Twain | Mark | Mark Wahlberg | Mark Knopfler | Mark Zuckerberg | Mark Rothko | Mark Antony | Mark the Evangelist | Gospel of Mark | Mark Ronson | Mark Spitz | Mark Foley | Mark Murphy (singer) | Mark Murphy | Mark McGwire | Mark Hamill | Deutsche Mark | Mark Taper Forum | Mark Millar | Mark Lewisohn | Mark Kermode | Mark Lanegan | Mark Waugh | Mark Rydell | Mark Goodson | Mark Owen | Mark Mothersbaugh | Mark Medoff | Mark Heard | Mark Dayton |