Coaches and Directors

Coaches and Directors
Coaching Staff
Tony Ackerson Head Coach, SR and SR Elite Groups

Starting with just one swimmer in April of 2000, Tony Ackerson founded the Seminole Aquatics USA Swimming club team.  In addition to his head coaching role at Seminole Aquatics, he also coaches the Senior and Senior Elite Group swimmers.  He also served as the Head Coach for Seminole High School’s outstanding swimming teams for 35 years, as well as another ten years as the SHS Water Polo team Head Coach.  A former high school All-State swimmer and All-American water polo player at Lyman High, and a collegiate All-American swimmer at Hendrix College (AR), Coach Ackerson received his Master’s Degree in Exercise Physiology from UCF before coming to Seminole High School to coach in 1987.  Coach Ackerson has been awarded the SAC Coach of the Year honors a combined 17 times for swimming and water polo, and he was the inaugural recipient of the 2001 Florida High School  Swimming "Coach in the Community" award.  During his tenure at Seminole, Coach Ackerson's teams won over 35 Conference, District and Regional championships in swimming and water polo, two State Swimming Runner-Up finishes, and the swimming and water polo teams at Seminole High finished in the State Top Ten teams a total of 18 times.  Over his career he has coached multiple Junior Olympic and Florida Age Group champions, multiple National Top 10 Age Group swimmers, a National #1 age group swimmer, several Junior National and Senior National Qualifiers, U.S. Olympic Trials qualifiers, individual and relay Florida Swimming state record-holders, 21 Florida High School State Champions, and over 50 NISCA High School Swimming All-Americans in a combined 90-plus events.  In 2014, Coach Ackerson was inducted into the Seminole High School Athletics Hall of Fame, and he lives in Lake Mary with his wife, Tami, where they are the proud parents of three great kids, and the owners of several spoiled pets.

Scott Stier Age Group 4 and Age Group 5

Coach Scott began his swimming at the age of 5 and swam most of his age group career with the Sarasota YMCA Sharks.  While with the Sharks he set seven state records and one Junior Olympic record.  He went on to compete for Clemson University as a scholarship athlete where he set team records and qualified for the NCAA Division I Championships for the 100 and 200 yard Breaststrokes.  After graduation Coach Scott continued to stay active with his swimming as a form of exercise.  Coach Scott enrolled his children on the Seminole Aquatics Swim Team in 2009 and decided at that time to enter Masters competitive swimming.  He is now ranked in the top 10 in the nation in numerous events and has had two relays finish fourth in the world.  Coach Scott travels the country to compete in national/world meets and will continue to keep swimming in his life for many years to come.

Dimitri Delazanos Age Group 2 and 3 Coach

Dimitri Delazanos is a lifelong swimmer and wellness enthusiast. Dimitri has been an active Masters Swimmer for the last decade and enjoys the benefits of swimming as a lifetime sport. When Dimitri isn’t swimming he can be found teaching middle and high school PE in Seminole County. He has been honored with multiple teaching awards including; 2019 Keys to Your Character - Teacher Character Education Award and 2018 Wellness Teacher - Seminole Public Schools. Dimitri’s goal for his athletes and swimmers is simple, to have fun. He believes that fun and enjoyment will bring forward the best results! 

 

Ryan Ackerson Head Water Polo Coach

Coach Ryan Ackerson is the Seminole Water Polo Club Head Coach, the Seminole High School Swimming and Diving Head Coach, and the SHS Head Water Polo coach.  Coach Ryan spent his childhood in the Seminole Aquatics system, having learned to swim at the Aquatic Center when he was three years old, and then swimming competitively in Age Group 1 as a five year old, and working his way up through our age group system.  By his senior year at Seminole High, Coach Ryan was a NISCA All-American in both swimming and water Polo, an FHSAA 4A High School State finalist in the 50 freestyle, and a USA Swimming Futures meet qualifier.  He was named the Seminole County Water Polo Player of the Year in 2017 and 2018, but he is proudest of being a part of four consecutive Conference and District team titles in both sports during his high school swimming and water polo career.  Coach Ryan carries both USA Swimming and USA Water Polo certification, and he has served on the FHSAA Advisory Board for Florida high school water polo.  Since becoming the Seminole High Head Water Polo coach in 2021, he has been awarded SAC Coach of the Year honors in water polo four times, and in 2024 he was named the Florida Dairy Farmers State Girls Water Polo Coach of the Year.  Coach Ryan led the SHS boys water polo team to their first Final Four appearance, and he has directed the girls water polo team to three State Final Four appearances, winning the FHSAA Girls State Championship in 2024.  He also led the SHS boys swim team to a Conference team title in 2024.  Coach Ryan is a graduate of the University of Central Florida, where he majored in Exercise Science and also played Water Polo for the Golden Knights.

Alice Roseum AG4
Board of Directors