The Donovan Catholic High School Griffins compete in Division B South of the
Shore Conference, an athletic conference comprised of public and private high schools in
Monmouth and Ocean counties along the
Jersey Shore. The league operates under the jurisdiction of the
New Jersey State Interscholastic Athletic Association. With 540 students in grades 10–12, the school was classified by the NJSIAA for the 2019–20 school year as Non-Public A for most athletic competition purposes, which included schools with an enrollment of 381 to 1,454 students in that grade range (which is equivalent to Group II for public schools). The school was classified by the NJSIAA as Non-Public Group B (equivalent to Group I/II for public schools) for football for 2024–2026, which included schools with 140 to 686 students. The athletic teams compete in the following sports:
football,
soccer,
powerlifting,
baseball,
hockey,
basketball,
swimming,
gymnastics,
cheerleading,
softball,
lacrosse,
tennis,
golf,
wrestling,
track and field,
volleyball,
sailing,
bowling, and
cross country running. The girls spring track team was the Non-Public A state champion in 2004. The girls cross country team won the Non-Public A state championship in 2004 and 2007. The Donovan Catholic sailing team won the New Jersey High School Sailing Championship in 2005, 2006 and 2007. They also won the CT State High School Sailing Championship in 2005 and 2008. In a period of six years, the M.D.H.S. Sailing Team has qualified for the
Interscholastic Sailing Association National Championship four times. The Donovan Catholic boys' bowling team succeeded in the winter of 2006–07, finishing with a 34–11 record and taking home the titles of divisional champions, Shore Conference tournament champions and South Jersey Group II state sectional champions. The boys track team won the spring / outdoor track state championship in Non-Public A in 2008. The boys' and girls' varsity bowling teams both took 1st place in the Shore Conference in the 2009–10 season, and the Boys took 2nd place in the Sectionals Tournament, and in the States tournament, took 2nd place in their group The Donovan Catholic girls' swimming team won the Ocean County Championship for the first time in school history during the 2007–08 season, a first for a non-public school, then repeated in 2008–09. In 2008, the men's track and field team won the state championship. The softball team won the Non-Public A state title in 2019 (defeating
Mount Saint Dominic Academy in the tournament final), 2021 (vs.
Immaculate Heart Academy) and 2022 (vs. Mount Saint Dominic Academy). The team won the Tournament of Champions in 2019 and 2022, becoming the first team to win a second ToC title. The 2019 softball team defeated Mount Saint Dominic Academy by a score of 11–1 in the final of the tournament to win the Non-Public A state championship, the program's first state title. The 2019 team went into the
Tournament of Champions as the top-seeded team and finished the season with a 30–2 record after winning the overall title by a score of 10–0 in five innings under the
mercy rule against runner-up
Cedar Grove High School, the second-seeded team.
NJ.com ranked Donovan Catholic as their number-one softball team in the state in 2019. The Donovan Catholic Cheerleading Competition team finished the 2011–2012 season with the best record in school history: • National Champions: First Place, Varsity Level 4, Cheersport National Championships, Atlanta, GA • Grand Champions and Spirit Award: Spirit Unlimited National Championships, Atlantic City, NJ • Grand Champions: Lindenboro Chargers Cheer Classic, Sicklerville, NJ • Grand Champions: Gotta Cheer Snow Globe Challenge, Chester, NJ • Grand Champions: Gotta Cheer Snowdown Showdown, Medford, NJ • 1st Place: Cheersport Regional Championship, Philadelphia, PA; Liberty Lion Championship, Jackson, NJ • 2nd Place: Cheer Tech Championships, Wildwood, NJ; Jaguar Competition, Jackson, NJ; States, Trenton, NJ ==Extracurricular activities==