Katy Hartford

Katherine Celia "Katy" Hartford is the 16 year old daughter of Lucas and Virginia Hartford and the leader of the Teenage Trio

Biography
Katy Hartford is not your regular 15 to 16-year-old teenage girl. She always loved trains since she was very small and comes from a long line of railroad men and women, heck, even her father Lucas and her grandparents, Enos and Irina, worked on the Knoxville & Asheville Railroad as locomotive engineers. She hopes to follow in her family's footsteps and have adventures along the way. Her best friends are Avery, the local troublemaker at Bobcat High, and Luke, an overweight, timid, and gold hearted boy who secretly has a crush on her. She likes to hang out with Old Smokey and the other K&A locomotives, even as far as hitching a ride in their cab and taking a job as an engine cleaner and maintenance girl.

Trivia

 * Katy was named after 2 different railroads. The Missouri, Kansas, and Texas Railroad (better known as the Katy) and the New York, New Haven & Hartford Railroad (That's where the Hartford part came from).
 * Her original surname was Mack, but the author decided to change her surname later on.
 * Katy is based off of Wendy Corduroy from Disney's Gravity Falls.
 * Old Smokey has known Katy ever since she was an infant.
 * Her swimming attire is either a blue and green striped bikini or a lavender one piece swimsuit with a white t-shirt.
 * Katy's biggest rival is Tiffany Wendellson, one of the cheerleaders at her school, Bobcat High.
 * Katy is voiced by Linda Cardellini.