This study investigated Depression, self-esteem and stress as correlates of suicide thoughts among university students of Imo State University, Owerri. Using a descriptive survey design, the study adopted a purposive sampling technique to select 402 undergraduates (208 males and 194 females) from all the 12 faculties of Imo state University, Owerri. Beck Depression Inventory, Becks’ Suicide Ideation Inventory and the Rosenberg self-esteem scale were used as instruments for data collection. Data analysis was done using Pearson Product Moment Correlation (PPMC) at a .05 level of significance. The study revealed a significant correlation between the independent variables (Depression, self-esteem and stress) and the dependent variable (Suicide thought) in the following order, Depression R=(400) = 0.216, p<.05, Self-esteem R=(400) = 0.314, p<.05 and Stress R=(400) = 0.174, p<.05). Among the recommendation is the fact that Lots of awareness and knowledge about suicidal thoughts among undergraduates should be created to provide a guideline for possible prevention program or treatments for those students who are experiencing the ideas of suicidal. This study came to existence to raise awareness about suicidal ideations' risk factors and prevention so that university students in crisis may be recognized and helped.