Statistically significant association of the IL-6 -174G>C CC genotype (OR= 3.231, 95% CI: 1.130-9.239, p=0.029) and C allele (OR = 1.915; 95%CI: 1.266-2.896, p=0.002) with the increased risk of ovarian cancer was found. The gene discussed is IL6; the disease is ovarian carcinoma.