Purpose: To assess the burden among caregivers of patients with heart failure (HF) with left ventricular ejection fraction (LVEF) ≤ 60%. The burden by New York Heart Association (NYHA) functional class was also characterized. Patients and Methods: A cross-sectional study was conducted in France, Germany, Italy, Spain, and UK from June to November 2019. Patient record forms were completed by 257 cardiologists and 158 general practitioners for consecutive HF patients.