Name day: July 15th: Germany July 25th: Estonia, Sweden
Famous People: Carl Gustav Jakob Jacobiwiki (Mathematician, 1804, Germany), Matthias Jakob Schleidenwiki (Biologist, 1804, Germany), Jakob Böhmewiki (Philosopher, 1575, Poland), Jakob Roggeveenwiki (Explorer, 1659, Netherlands), Johann Jakob Balmerwiki (Physicist, 1825, Switzerland)