Kourtney Kardashian is an American media personality, socialite, and businesswoman. She was born on April 18, 1979, in Los Angeles, California. Kourtney gained fame through the reality television series Keeping Up with the Kardashians, which features her family, including her sisters Kim Kardashian and Khloé Kardashian. In addition to her television career, Kourtney has launched several business ventures, including her lifestyle brand, Poosh. She is also known for her advocacy of healthy living and wellness, often sharing tips and insights on her social media platforms.