What kind of viruses can be found in sperm?
Those are some viruses that can exist in sperm :


Zika : Zika and Sexual Transmission
Ebola : How Long Does the Ebola Virus Survive in Semen?
Hepatitis C : Hepatitis C virus detection in the semen of infected patients
Human papillomavirus infection (HPV) : Correlation between HPV sperm infection and male infertility
Herpes simplex : Detection of herpes simplex virus DNA in semen of men with genital HSV-2 infection
Hepatitis B : Effects of hepatitis B virus on human semen parameters and sperm DNA integrity