This study aimed to determine incidence, risk factors of unplanned hospital visits children receiving chemotherapy. The study was conducted with 65 children. Data were collected using form consisting of questions regarding causes of their unplanned hospital visits. Chi-square test were used analysis of data. Three quarters of children receiving chemotherapy were determined to have unplanned hospital visits, majority of them were found to be admitted. Knowing high-risk factors for unplanned hospital visits and admissions of children receiving chemotherapy and applying appropriate interventions for discharge education and home care regarding these factors may contribute to reduce unplanned hospital visits.