Objectives : To assess the patient's knowledge about avoidance of recurrent Urolithiasis, and to identify the relationship between some variables (age, gender, level of education) and patient's knowledge. Methodology: a descriptive quantitative study is carried out at Al-kindy teaching hospital in 15th July 2013 to 20th August 2014. A non-probability (Purposive sample) of (100) patient's with Urolithiasis who attended to Extra Corporal Shock Wave Lithotripsy (ESWL) department within (18) years and more. The data are collected through the use of semi-constructed questionnaire, which consists of two parts (1) Sociodemographic data of that consist (6) items, (2) factors contributed to recurrent Urolithiasis consist (43), by means of direct interview technique with the Urolithiasis patients. Reliability of the questionnaire is determined through a pilot study and the validity through a panel of (12) experts. The data were described statistically and analyzed through use of the descriptive and inferential statistical analysis procedures. Results: The findings of the present study indicate that the patients have poor knowledge about stone formation and composition, and the factors contributed to stone recurrence about life style related to diet, fluid intake, family and medical history, physical activities, medication intake. Conclusion: The study concludes that stone disease more common in male than female, the most of them were married and low economic status and have family history of urinary stone, also the study concluded that the decrease fluid intake, increase( calcium, oxalate, protein) diet, decrease physical activities, medication intake are the essential cause of Urolithiasis. Recommendations: The study recommends that all urological departments in hospitals in every governorate in Iraq should include instructional division about the avoidance of recurrent Urolithiasis, provide patients with a booklet about the risk factors of recurrent Urolithiasis.