BackgroundAssociations between comorbid depression and grief with suicidal ideation (SI) have been inconsistent. To identify at-risk individuals, it is important to determine the role of symptom severity by examining both continuous and clinical-threshold grief and depression, in addition to other factors (i.e., hopelessness, reasons for living—RFL) associated with SI. MethodsParticipants (n = 216) bereaved by combat, accident, or suicide completed an online survey. Associations between depression, grief, SI, RFL, and hopelessness were examined by multivariable logistic regressions and structural equation modeling (SEM). ResultsAcross the sample, hopelessness and RFL were associated with SI while continuous measures of grief and depression were not. In contrast, clinical-threshold grief, clinical-threshold depression, hopelessness, and RFL each were associated with SI. In addition, of the grief characteristics, yearning was the most robust correlate of SI, and Survival/Coping Beliefs (SCB) was the RFL most associated with SI. SEM indicated that direct paths between grief and SI, hopelessness and SI, and RFL and SI were significant, but not between depression and SI. Instead, depression had a strong direct effect on hopelessness, and hopelessness had a direct effect on SI. DiscussionResults are consistent with previously-identified associations between SI and clinical levels of depression and grief. More nuanced findings suggest hopelessness, yearning, and SCB as additional targets for reducing risk for SI in bereaved individuals regardless of whether they meet clinical thresholds for grief or depression.