Christa Beatrice Miller (born May 28, 1964) is an American actress who has achieved success in television comedy. Her foremost roles include Kate O'Brien on The Drew Carey Show and Jordan Sullivan on Scrubs (which was created by her husband Bill Lawrence). She has also appeared in Seinfeld, The Fresh Prince of Bel-Air and CSI: Miami. From 2009 to 2015, she starred in the TBS (formerly ABC) sitcom Cougar Town, also created by Lawrence.
Miller was born in Manhattan and attended the Convent of the Sacred Heart. She is the daughter of Bonnie Trompeter and the niece of actress Susan Saint James and NBC Sports executive Dick Ebersol. She has a sister and one brother, John. Miller was a model as a child, appearing in a Wonder Bread commercial when she was six months old, posing at three for Francesco Scavullo in an Ivory soap advertisement, and being photographed for the cover of Redbook. Her days as a child model were curtailed after an operation for a benign bone tumor. After attending Convent of the Sacred Heart, she returned briefly to modeling, but soon took acting lessons, and gave up modeling when she moved to Los Angeles, California, in 1990. She was cover model and had a pictorial in the first U.S. edition of Maxim.