Matthias Jakob Schleiden

Matthias Jakob Schleiden was a German botanist and co-founder of cell theory, along with Theodor Schwann and Rudolf Virchow. He published some poems and non-scientific work under the pseudonym Ernst.

5 April 1804

Born on the same birth day (5 April): Andrzej Schinzel • Colin Powell • Dave Swarbrick • Franz Pforr • Frithjof Andersen • Gevorg Ghazaryan • Gustavo Jiménez • James III of Majorca • Jean Baptiste Seroux d'Agincourt • Jonathan Davies (rugby union, born 1988) • Melvyn Douglas • Peter Greenaway • Robert Bloch • Samuele Preisig • Stanley Dziedzic • Tom Riley (actor) • William Cowhig • Yoshiichi Watanabe

Born in the same month (April 1804): Charles Goodyear (politician)