Mathematics: Biographies
- John Forbes Nash Jr
- John Napier
- John Von Neumann
- John Wallis
- Jules Henri Poincare
- Julia Bowman Robinson
- Julius Plucker
- Karl Friedrich Gauss
- Kurt Godel
- Leonard Eugene Dickson
- Leonardo Fibonacci
- Leonhard Euler
- Leopold Kronecker
- Magnus Gustaf (Gosta) Mittag-Leffler
- Marcel Grossmann
- Maria Gaetana Agnesi
- Marie Jean Antoine Nicolas Caritat marquis de Condorcet
- Marius Sophus Lie
- Martin Gardner
- Menelaus of Alexandria