OBJECTİVE Type D personality is characterized by negative effectiveness (NA) and social inhibition (SI). The aim of study was to investigate the association between Type D personality and premenstruel syndrome (PMS). METHODS: A total of 286 (86 in PMS, 200 in control group) female were recruited for the study. The 14- item Type D Scale) were used. RESULTS: NA (p<0.0001), SI (p=0.03) and Type D personality (p<0.0001) were significantly prevalent in the PMS group. A positive association between Type D personality and PMS (p=0.02, OR[95%CI]=2.05[1.08-3.86]). CONCLUSİON: There is a positive relationship between PMS and Type D personality. KEY WORDS: Premenstrual syndrome, personality type D, depression.