Alojzij Franc 'Alojz' Kodre (born 22 February 1944 in Villach, Austria) is a Slovenian physicist and translator.
In Mathematical Physics, he succeeded Ivan Kuščer, who was the first lecturer of this subject at the University of Ljubljana.
Kodre researches atomic physics (inner shells), low-energy spectroscopy and excitation phenomena caused by synchrotron light.
He has translated a number of English and American science fiction works to Slovene: He is also known from a song by the singer-songwriter Marko Brecelj, Alojz valček (Alojz Waltz).
Brecelj sang about a "master of mafia" (i.e., of mathematical physics).