Introduction: Chronic haemodialysis patients and kidney transplant patients are vulnerable patients with a high risk to develop severe complications of Covid-19 [2]. The objective of our study is to determine the knowledge, attitudes the perception of COVID-19 and vaccination of chronic hemodialysis patients in the nephrology department of the Amirou Boubacar Diallo national hospital in Niamey. Method: This is a study on the knowledge, attitudes and perceptions of COVID-19 of chronic haemodialysis patients in the nephrology department of the Hôpital National Amirou Boubacar Diallo (HNABD) in Niamey. Results: Our study included 200 chronic hemodialysis patients. The average age was 46.44 +/- 13 years, with extremes ranging from 18 to 80 years. Almost all patients (98%) had heard of COVID-19. However, 9.50% did not believe in the existence of COVID-19, and only 5% had witnessed cases of people with the disease. More than the majority of patients were aware of the clinical manifestations of COVID-19, the modes of transmission, and barrier measures. A third of patients (32%) claimed that there was a treatment for this pandemic. Only a small number (2.5%) of patients were confined. 38% of patients said that the dialysis room would be a risk factor for contamination. And 41% of patients were in favor of vaccination. Conclusion: The existence of COVID-19 is no longer in doubt, and Nigerien haemodialysis patients have a good level of knowledge about covid-19. Awareness-raising about barrier measures, disease surveillance methods and, above all, vaccination should be increased.