The most recent change to Stony Brook's roster of varsity sports was the discontinuation of men's tennis at the end of the 2016–17 school year.

[12][13] In 2018, the Seawolves made the FCS Playoffs for a second straight year but lost to Southeast Missouri State 28–14 in the first round.

When the Seawolves moved to Division I in 1999, they spent the first two years as an independent before accepting an invitation to join the America East in 2001.

The Seawolves were invited to participate in the NIT, but fell in the first round to Illinois in a sellout crowd at the Stony Brook Sports Complex.

7 in the NCBWA poll, their highest ranking ever, but suffered consecutive losses against UCLA and Florida State to end their run to the College World Series, finishing the season 52–15, the most wins by any Division I team in 2012.

Seven players from the Stony Brook baseball team were selected in the 2012 MLB Draft including first round draftee Travis Jankowski.

Multiple Seawolves have gone on to play in the MLB, including Nathan, Jankowski, Tom Koehler, Nick Tropeano and Daniel Zamora.

The Stony Brook's women's lacrosse team began play in 2003 and won their first America East regular season title in 2007 under head coach Allison Comito.

Joe Spallina, the program's third head coach in team history, was hired in 2012 and the Seawolves saw instant improvements, advancing all the way to the America East Championship, where they fell to Albany.

The team began play at the Division I level in 1988 with new head coach John Espey and earned full funding starting in 1998.

Stony Brook was one of six founding members of the ECAC Lacrosse League but left for the America East Conference in 2002 and the CAA in 2022.

Espey's head coaching tenure ended in 2004 after 16 years, and Stony Brook hired Penn State assistant Lars Tiffany to take his place.

5 in the USILA Coaches Poll in the preseason and won the America East regular season for the second straight year.

[54] The Seawolves advanced to their third straight America East Championship, losing 11–10 to Hartford and failing to qualify for an NCAA Tournament at-large bid.

In Sowell's first year, the Seawolves captured their fourth consecutive regular season championship and defeated Albany in the conference finals to advance to their third NCAA Tournament, where they lost to Johns Hopkins, 19–9, in the first round.

[57] Nagle would not win a conference regular season title until 2018, tying with Albany for first, and again in 2019, when Stony Brook won first place outright and hosted the America East Tournament as the No.

Led by second-year head coach Cesar Markovic, the Seawolves ended the regular season 11–4–3 (6–1–1 America East) and beat Binghamton in the conference championship game via penalty kicks to earn their first berth to the NCAA College Cup.

[61][62] The Seawolves returned to the NCAA College Cup in 2009 by upsetting UMBC in the conference championship, but lost to Brown 1–0 in double OT to end their season at 6–10–4.

[65] Led by first-year head coach Ryan Anatol, formerly an assistant at South Florida, Stony Brook clinched its third trip to the NCAA College Cup by beating Hartford in the America East title match.

[68] Alumni Mike Palacio, Chris Megaloudis, Leo Fernandes and Stephen Turnbull have made Major League Soccer rosters.

[69][70] For much of the program's history, the Stony Brook women's soccer team was led by head coach Sue Ryan, who was also a professor at the university's School of Professional Development.

9 Maryland, a four seed, in the first round by giving up two goals in the final six minutes, but Stony Brook ended the season with a 12–7–3 record.

[77] Stony Brook won the conference regular season title in 2018 but lost in the semifinals and Faherty resigned in December to accept the head coach job at Yale.

[79] In his first year, Stony Brook beat Hartford 2–1 in the America East championship to reach the NCAA tournament for the third time.

[80] Stony Brook led 1–0 at halftime against Penn State in the first round after scoring the program's first NCAA Tournament goal, but lost 3–1.

Before Stony Brook joined the all-sports CAA, both schools were members of the America East Conference, which remains home to UAlbany.

[90] In men's basketball, Albany defeated Stony Brook in two consecutive America East Finals games, first in 2014 and then in 2015 to deny the Seawolves the conference's automatic bid to the NCAA tournament.

With over 25 men's, women's and co-ed teams, the sports clubs have embraced the new Seawolves mascot and compete across the United States and around the world.

[109][110] The creature was inspired by real life pescatarian Sea wolves, which are found in the Great Bear Rainforest and in the northern Vancouver Island within the Pacific Northwest Coast of North America.

Peter Winkler, a professor in the Department of Music, in conjunction with lyricist Winston Clark, wrote the winning submission.