Katie Brown

Dr. Katie Brown was a member of the Atlantis Expedition. She was a botanist. She had been involved with Rodney McKay for about two years.

Before their first date, McKay had Laura Cadman's conscioussness in his mind after an incident off-world. At one point, Cadman took over McKay body and kissed her. After the incident, McKay avoided her, but during season three, McKay made an effort to see her. Their relationship seemed serious. She even named a plant she discovered after him.

She was affected by the Kierson Fever, as were the rest of the expedition and lost her memories. But returned them. At one point, McKay was thinking about proposing to her, but after they were stuck during a lockdown, he decided to put it on hold. However she misconstreud that as a means of him breaking up with her, and was transfered back to Earth.