The DeBerdine sisters represented the United States in women's field hockey at the 2024 Paris Olympic Games.
They both took similar paths to becoming US Senior National Team members. Both were All-American players at Penn Manor High School and the University of Maryland.
At Penn Manor, Brooke, a 2017 graduate, scored 54 goals and had 63 assists in her career that featured two Lancaster-Lebanon League championships, one co-state championship and 4 Section 1 titles.
Emma, a 2019 grad, also made her mark at Penn Manor. As a junior, she led the Comets (28-0) to the PIAA Class AAA championship and finished her career with 141 goals and 103 assists. After her junior season, she was named the National Field Hockey Coaches Association and Max Field Hockey National Player of the Year. She earned NFHCA All-American honors in 2017 and was a 3-time NFHCA All-Region and Pennsylvania All-State selection. She was named All-L-L League in all 4 of her high school seasons.
During her career at Maryland from 2017 to 2021, Brooke was a standout midfielder and two-time team captain. She was a 2022 Big Ten Medal of Honor recipient and the first Terrapin to start 100 career games, owning the program record with 104 starts. The 5-foot midfielder was recognized as the NFHCA Mid-Atlantic Region Player of the Year and Honda Award Finalist in 2021. She's also a two-time All-American, two-time All-Big Ten honoree, and two-time NCAA All-Tournament Team selection.
After graduating from Maryland, Brooke was named to the US Women's National Team in 2022 and placed fourth at the 2022 Pan American Cup alongside her sister. She also played from 2021 to 2024 in the FIH Pro League, including one with Emma in 2022-23. Brooke retired from Team USA in December 2024.
Emma is also a two-time All-American. She spent her undergraduate career as a Terp from 2019 to 2022 and 2024. The midfielder started 95 of the 96 games she played, tallying 74 points (23 goals and 28 assists). Emma has achieved multiple accolades during her undergraduate career, including three NFHCA All-American honors and three All-Big Ten recognitions. Emma played alongside Brooke at Maryland from 2019 to 2021. She was pivotal to the 2019 and 2022 Big Ten regular season title teams.
Emma also earned the Big Ten Medal of Honor in 2025, marking the first time in conference history that siblings have each won the award. Emma is currently a member of the 2025 US Senior National Team.