From September to November 1967, Isolation of Candida species from oral cabity was attempted with 270 cases who made visit at outpatient Oral Surgery Department at Soo Do Military Hospital. 1. Out of 270, yeast like organisms were isolated in 108 cases. 2. Among these yeast like organism, 87 proved to be candida species and 21 to be undetermined group. 3. Eighty seven Candida species are consisted of 26 of C. albicans, 31 of C. krusei, 6 of C. Stellatoidea, 9 of C. tropicalis, 4 of C. guilliermondii, 6 of C. parapsilosis. and 5 of C. Pseudotropicalis.