The syntheses of 1-hydroxy-, 2-hydroxy-, 7-hydroxy-, and 8-hydroxyfluoranthene, as well as that of trans-2, 3-dihydroxy-2, 3-dihydrofluoranthene, are described. UV and fluorescence spectra are reported for all five isomeric fluoranthenols as well as for the trans-2, 3- dihydrodiol.