Purpose: The study aimed to identify factors related to family caregivers' sleep. Design and Methods: The study used a cross‐sectional design with objective and subjective methods to measure sleep in the home setting over a 7‐day period. Findings: Findings indicated that poor sleep quality was found in 91.7% of the caregiver participants. Depression, sleep hygiene, burden, and care‐recipients' sleep were significant predictors of various dimensions of caregivers' sleep.