This study is attempted to analyze characteristics of personality by Minnesota Multiphasic Personality Inventory responses in Neck Pain patients. 21 Neck Pain patients and 28 control group were tested by MMPI and QSCC II. It is analyzed by one-way ANOVA, chi-square test, t-test, Duncan method is used as ex-post test. 21 Neck Pain patients were classified into three constitutions by QSCC II. There were 8 of Soyangin(38.1%), 2 of Soeumin(9.5%) and 11 of Taeumin(52.4%)> In the analysis of personality disorder scale of MMPI, the difference was not valid by constitution. In the analysis of personality disorder scale of MMPI, Neck Pain patients group showed higher scores than control group in ANT, CPS, PAG, PAR, DEP, STY, AVD, SZD scale.