Simone Kowalski Nude Sexy Photos. Simone “Simi” Kowalski is a popular German model born on July 25 ,1997. Simone is known for great performance at Germany’s Next Topmodel in 2019 (14th circle). But these photos are from German Playboy magazine, May 2020 issue. Yup, fresh things here. Show her some respect and follow Simone on instagram.