- Katherine has been playing the Brooke character since 1987
- She was born and raised in Hollywood
- She will be turning 53 on July the 25th
- She has three children
- She is the daughter of Olympic ski-jumper Keithe R Wegeman and actress Judith Lang and the granddaughter of Oscar-winning cinematographer Charles Lang
- Lang has been married and divorced twice
- Lang’s first credit role was a movie called Skatetown, USA
- In 1985 Lang appeared in two music videos: Alabama’s There’s No Way (where she played the love interest of Alabama lead singer Randy Owen), and The Beach Boy Gotcha Back
- She appeared as her character, Brooke Logan on B&B’s sister show, The Young and the Restless in 1999. She interacted with Eric Braeden (Victor), Peter Bergman (Jack), and Eileen Davidson.
- In her career she has had over 22 nominations and has won 8 awards