She won the IAAF World Cross Country Championship in 1975 and represented the United States in the 1984 Summer Olympics in the women's marathon.

In 1995 Brown, opened a law practice in San Diego, CA [7] Brown was born in Billings, Montana,[2] and competed in a variety of distance events winning several state championships while attending Billings Senior High School.

[7] Julie Brown ended her running career in 1985 as a 13-time national champion and 20-time Team USA member either in track and cross country.

Brown placed 27th at 1974 IAAF World Cross Country Championships – Senior women's race in 13:34.8.

[18] Brown was sponsored by Adidas who set her up with coach Bill Dellinger and moved her from California to Eugene, Oregon in 1983 so she could focus on the marathon distance.

[19][5] Bobbi Gibb, the first woman to have run the entire Boston Marathon, sculpted three 12-inch bronze figurines of a running pony-tailed girl that were given as trophies to Joan Benoit Samuelson, Julie Brown, and Julie Isphording, the top three women marathoners at the US Olympic trials in 1984.