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- Robert Nalbandyan, (1937–2002), Armenian protein chemist
- Giulio Natta, (1903–1979), Italian chemist, 1963 Nobel Prize in Chemistry
- Costin Nenitescu, (1902–1970), Romanian chemist
- Antonio Neri, (1500s–1614), Florentine chemist and glassmaker
- Walther Nernst, (1864–1941), German chemist, 1920 Nobel Prize in Chemistry
- John Alexander Reina Newlands, (1837–1898), English analytical chemist
- William Nicholson, (1753–1815), English chemist
- Kyriacos Costa Nicolaou, American chemist
- Julius Nieuwland, (1878–1936), American chemist, work on synthetic rubber leading to neoprene
- Alfred Nobel, (1833–1896), Swedish chemist
- Ronald George Wreyford Norrish, (1897–1978), 1967 Nobel Prize in Chemistry
- John Howard Northrop, (1891–1987), 1946 Nobel Prize in Chemistry
- Ryōji Noyori, (born 1938), 2001 Wolf Prize in Chemistry, 2001 Nobel Prize in Chemistry
- Ralph Nuzzo, American chemist and materials scientists
Read more about this topic: List Of Chemists