- Source: Kathleen Senior High School
- J.K. Rowling
- Pendidikan menengah di Jepang
- Harry Potter
- John F. Kennedy
- Ted Bundy
- Warner Bros.
- Christopher Luxon
- Walt Disney Pictures
- Sylvia Earle
- National Schools Debating Championship
- Kathleen Senior High School
- Fairfax High School (Los Angeles)
- Miami Palmetto Senior High School
- Kathleen Quinlan
- Kathleen Herles
- Kathleen Turner
- Lakeland Senior High School (Florida)
- Miami Central Senior High School
- Polk County Public Schools
- Kathleen Kennedy Townsend
Kathleen Senior High School is the second oldest of four high schools in Lakeland, Florida, United States. It was originally housed north of its present location, at the site of the current Kathleen Middle School.
Notable alumni
Desmond Clark, former National Football League (NFL) tight end
Dominique Davis, NFL quarterback (Atlanta Falcons)
Paul Edinger, former American football kicker in the National Football League (NFL)
Kenneth Gant, former NFL safety and special teams player for the Dallas Cowboys
Ray Lewis, former NFL linebacker for the Baltimore Ravens
Torrian Gray, former NFL free safety for the Minnesota Vikings
Albert McClellan, former NFL linebacker for the Baltimore Ravens, New England Patriots, and New York Jets
Alan Mills, Major League Baseball pitcher (1990–2001)
Freddie Mitchell, former NFL wide receiver for the Philadelphia Eagles
Chris Richard, professional basketball forward
Forrest Sawyer, Emmy Award-winning journalist
Donnell Smith, former NFL player for the Green Bay Packers and New England Patriots
Ronnie Smith, former wide receiver for the Los Angeles Rams, San Diego Chargers and Philadelphia Eagles