Alex Pfeiffer is a professional footballer from USA and is currently 19 years old. At international level, he features for USA Women U20. His main role on the pitch is Midfield.

Over 9 appearances in the United States Women's National Soccer League 2025, Alex Pfeiffer contributed 0 goals and 0 assists, completed 2 key passes from 36 total passes, and posted a passing accuracy of 3.2.