I am a male and wondering if I am allowed to have unprotected sex to have a child, if I have hepatitis c?

Risk lower than HIV. There is some question on the transmission of hcv in a serodiscordant couples - with little if any virus found in seminal fluid - however, if sexual practice incurs small tears in the skin, then blood exposure is possible. A study in 2003 (sex transm infect 2003;79:160–162) demonstrated no hcv transmission in serodiscordant couples. Based on current data , go ahead.
Hepatitis C. Yes, the risk of transmission of hepatitis c during vaginal intercourse is thought be negligable and is not contraindicated for couple desiring to concieve a child .