2022-23:

• 2x All-American Honorable Mention (200 freestyle relay and 400 freestyle relay)
• Made her collegiate debut against Illinois and UIC, finishing second in the 200 fly (10/29)
• Secured a pair of fourth place finishes in the 100 and 200 fly against Michigan (11/5)
• Placed first in the 150 free in a time of 1:20.62 while collecting two second place finishes in the 100 and 200 IM against Miami (FL) and Army (12/17)
• Won the 200 IM against Miami (OH) (1/7)
• Cracked the podium twice against Wisconsin, winning the 200 IM with a time of 2:02.06 and placing third in the 200 free (1/21)
• Touched in an NCAA 'B' cut time of 1:45.95 while placing second in the 200 free against Iowa, Purdue and Minnesota (1/27-28)
• Qualified for finals in the 200 IM and 200 free at the Big Ten Championships (2/15-18)
• Secured an NCAA 'B' cut time of 1:56.87 in the 200 IM at the Boiler-Make-It Qualification (2/25-26)
• Competed in the 200 free, 200 IM and free relays at the NCAA Championships (3/15-18)

High School: 

• Three-year letter winner
• Prep League Swimmer of the Year
• CIF Division Three champion in the 100 and 200 Freestyle
• NISCA High School Swimming All American
• Parents are Cynthia and Chris Brennan
• Mom was a 1980 & 1984 Olympic medalist who held seven world records and 18 American records

Director of Swimming & Diving Katie Robinson on Brennan: "Jamie is a versatile swimmer with strengths in the freestyle, butterfly and IM events.  This past May, she earned two first place finishes at her CIF Championships, making her one of the strongest swimmers out of California."