Otto Hahn (1879 nî 3 goe̍h 8 ji̍t – 1968 nî 7 goe̍h 28 ji̍t) sī chi̍t ūi Tek-kok ê hòa-ha̍k-ka. I mā-sī 1944 nî Nobel Hòa-ha̍k Chióng ê ti̍t-chióng-jîn; i ti̍t-chióng ê lí-iû sī for his discovery of the fission of heavy nuclei.

Otto Hahn