'The Man with 1000 Kids' sperm donor Jonathan Jacob Meijer said his children should use a symbol on social media to prevent incest

Jonathan Jacob Meijer/YouTube

• Jonathan Jacob Meijer is a prolific sperm donor who is the focus of Netflix's "The Man with 1000 Kids."
• Meijer told a court in April 2023 that his many children should use a social media symbol to prevent incest.
• He recently said he wasn't 'serious' but fears around incest are 'outdated.' 

Jonathan Jacob Meijer, the prolific sperm donor who is the focus of the show...