This study was conducted on cows farm/Al-Rashedia station, Section of animal resources, department of agricultural researches, Nineveh.Nine Sharabi dairy cows at same weights, production season and calving data were divided into three groups. The fenugreek seed powder was used as feed additives and added to control group (basal ration) at level 50 or 100 g/cow/day for 2nd and 3rd groups, respectively, while the 1st group was left on basal ration only. Cows were fed individually on basal ration as 2% of live weight and according to developing of body weight and milk production during six weeks. Results showed that percentages of lymphocytes and acidophil, and levels of total protein, globulin and glucose were significantly increased, while percentage of neturophil, cholesterol and blood urea were significantly decreased as fenugreek seed powder was added to basal ration at level 50 or 100 g/cow/day as compared to first group (basal ration), while collection blood periods had insignificant effects on all hematological and biochemical parameters. The adding of fenugreek seed powder to Sharabi dairy cows rations had improved some hematological and biochemical parameters