- Austin St. John has a multi-ethnic background, comprised of German, Native American, Irish, Japanese, Italian, and Spanish.
- St. John and his family have moved all over the United States with his father, who is a U.S. Marine.
- Austin trained in Thai Kickboxing at Lumpinee Stadium overseas in Thailand.
- Austin attended W.T. Woodson High School in Fairfax, Virginia for a year but eventually graduated from Sunny Hills High School in Fullerton, California.
- Austin was one of 5 to attend the funeral for Thuy Trang in 2001.
- Austin St. John has studied over 14 different martial arts. He holds a 2nd Degree black belt in Tae-Kwon Do and a 1st Degree black belt in Judo. He also practices Shenkito and Kenpo.
- Austin St. John hasnt been on tv since 2003
- Austin St. John is the author of the book Karate Warrior: A Beginner's Guide to Martial Arts.
- Austin is currently working as a paramedic/firefighter.
- Austin's Power Rangers character, Jason Scott Lee, was the first Power Rangers leader and the first Red Ranger.
- Austin's Power Rangers character was the only one of the original five to appear in Power Rangers Zeo as a Ranger.
- Austin's dream vehicle is a Harley Davidson Softtail.
- Austin's favorite food is sushi.
- Austin once dreamed of playing for the Boston Red Sox.
- Austin St. John's parents' names are Steve and Sharon his brother is named Stephen.
- Austin enjoys baseball, football, soccer, and hiking.
- Austin St. John's Power Rangers character, Jason Scott Lee, was voted the best Red Ranger in a 2004 ABC Family poll. In 2007, according to Toon Disney, He remained the most popular Red Ranger.
- Austin has been involved in martial arts since the age of five.
- Austin is 5'9".
- Austin played the second Gold Ranger in Power Rangers Zeo.
- He is of German, native American, Irish, Japanese, Italian, and Spanish descent.
- Austin appeared in the movie Expose.
- He speaks four languages: English, Spanish, Italian, and Korean.
- Austin: (at Power Morphicon) Mighty Morphin was the one where it looked like we pulled the morpher out of our butt.
(audience laughs)