John States Seybold (1897–1984), governor of Panama Canal Zone
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John W. Seybold (1916–2004), father of computer typesetting
John F. Kennedy | Pope John Paul II | Elton John | John | John Lennon | John Wayne | John McCain | John Kerry | John Cage | Olivia Newton-John | John Williams | John Peel | John Adams | John Steinbeck | John Travolta | John Milton | John Zorn | John Marshall | John Howard | John Singer Sargent | John Ruskin | John Updike | John Maynard Keynes | John Coltrane | John Cleese | St. John's | John Waters | John Lee Hooker | John Huston | John Ford |
The company was established in 2001 founded by six people: Ken Branson, James Kwak, John Raguin, and Marcus Ryu, from Ariba (and McKinsey, where James and Marcus had met), and John Seybold and Mark Shaw from Kana Software.