Objectives: analyze the level of resilience of family caregivers of children and adolescents hospitalized for cancer treatment and associated factors. Methods: cross-sectional study, carried out in 2018, with 62 family caregivers in a university hospital in the state of Rio Grande do Sul, Brazil. The instruments CDRisc-10-Br, SRQ20, PSS-14 and WHOQOL-Bref were used to measure resilience, minor psychological disorders, stress, and quality of life, respectively. Inferential statistics were used.