 Gordon CollegeDIIIWenham, MA · Fighting Scots | Conference of New England | Zachary Scarano2nd season since 2026 | 17 | |
 Goucher CollegeDIIIBaltimore, MD · Gophers | Landmark Conference | Matthew Lintner4th season since 2024 | 18 | |
 Greensboro CollegeDIIIGreensboro, NC · Pride | USA South Athletic Conference | Andrew Sizemore | 34 | |
 Grove City CollegeDIIIGrove City, PA · Wolverines | Presidents' Athletic Conference | Alec Jernstedt11th season since 2017 | 43 | |
 Guilford CollegeDIIIGreensboro, NC · Quakers | Old Dominion Athletic Conf. | Dylan Neisler3rd season since 2025 | 17 | |
 Gwynedd Mercy UniversityDIIIGwynedd Valley, PA · Griffins | Atlantic East Conference | Blase Cesarone5th season since 2023 | 28 | |
 Hamilton CollegeDIIIClinton, NY · Continentals | New England Small College Athletic Conference | Scott Barnard21st season since 2007 | 46 | |
| Hampden-Sydney College DIIIHampden-Sydney, VA · Tigers | Old Dominion Athletic Conf. | Jay Rostan25th season since 2003 | 66 | |
 HamptonDIHampton, VA · Pirates | CAA | Vincent Culpepper4th season since 2024 | 45 | |
 Hanover CollegeDIIIHanover, IN · Panthers | Heartland Collegiate Men's Lacrosse Conference | Angelo Butturi4th season since 2024 | 14 | |
 Hartwick CollegeDIIIOneonta, NY · Hawks | Empire 8 | Connor Bishop2nd season since 2026 | 26 | |
 HarvardDIBoston, MA · Crimson | Ivy League | Gerrie Byrne8th season since 2020 | 49 | |
 Haverford CollegeDIIIHaverford, PA · Fords | Centennial Conference | Richard Carrington4th season since 2024 | 48 | |
 Heidelberg UniversityDIIITiffin, OH · Student Princes | Ohio Athletic Conference | Ryan Sinnema4th season since 2024 | 24 | |
 Hendrix CollegeDIIIConway, AR · Warriors | Southern Athletic Association | Brandon Marszalek2nd season since 2026 | 18 | |
 High PointDIHigh Point, NC · Panthers | Atlantic 10 | John Crawley17th season since 2011 | 53 | |
 Hilbert CollegeDIIIHamburg, NY · Hawks | Heartland Collegiate Men's Lacrosse Conference | Not listed | 15 | |
 Hiram CollegeDIIIHiram, OH · Terriers | Presidents' Athletic Conference | Jason Griffith4th season since 2024 | 21 | |
 Hobart William Smith CollegesDIGeneva, NY · Statesmen / Herons | Atlantic 10 | Stephen Brundage5th season since 2023 | 52 | |
 HofstraDIHempstead, NY · Pride | CAA | Seth Tierney21st season since 2007 | 48 | |
 Holy CrossDIWorcester, MA · Crusaders | Patriot | Joseph Reppert7th season since 2021 | 51 | |
 Holy Family UniversityDIIPhiladelphia, PA · Tigers | Central Atlantic Collegiate Conference | Noah Morris4th season since 2024 | 41 | |
 Hood CollegeDIIIFrederick, MD · Blazers | Middle Atlantic Conference Commonwealth | Brad Barber5th season since 2023 | 41 | |
 Hope CollegeDIIIHolland, MI · Flying Dutchmen/Flying Dutch | Michigan Intercollegiate Athletic Association | Michael Schanhals4th season since 2024 | 37 | |
 Huntingdon CollegeDIIIMontgomery, AL · Hawks | USA South Athletic Conference | Andrew Carey | 27 | |
 Husson UniversityDIIIBangor, ME · Eagles | Massachusetts State Collegiate Athletic Conference | Michael Oneill | 26 | |
 Illinois Institute of TechnologyDIIIChicago, IL · Scarlet Hawks | Northern Athletics Collegiate Conference | Not listed | 32 | |
 Illinois Wesleyan UniversityDIIIBloomington, IL · Titans | College Conference of Illinois & Wisconsin | Zach Iannucci14th season since 2014 | 49 | |
 Immaculata UniversityDIIIImmaculata, PA · Mighty Macs | Atlantic East Conference | Kent Snoddy2nd season since 2026 | 37 | |
 IonaDINew Rochelle, NY · Gaels | Metro | Chad Surman5th season since 2023 | 66 | |
 Ithaca CollegeDIIIIthaca, NY · Bombers | Liberty League | Tommy Pearce4th season since 2024 | 49 | |
 JacksonvilleDIJacksonville, FL · Dolphins | ASUN | John Galloway5th season since 2023 | 60 | |
 John Carroll UniversityDIIIUniversity Heights, OH · Blue Streaks | North Coast Athletic Conference | Jason Tarnow1st season since 2027 | 42 | |
 Johns Hopkins UniversityDIBaltimore, MD · Blue Jays | Big Ten | Peter Milliman7th season since 2021 | 60 | |
 Johnson & Wales University-ProvidenceDIIIProvidence, RI · Wildcats | Conference of New England | Jeff Cohen2nd season since 2026 | 39 | |
 Juniata CollegeDIIIHuntingdon, PA · Eagles | Landmark Conference | Dylan Abplanalp3rd season since 2025 | 26 | |
 Kalamazoo CollegeDIIIKalamazoo, MI · Hornets | Michigan Intercollegiate Athletic Association | Not listed | 25 | |
 Kean UniversityDIIIUnion, NJ · Cougars | New Jersey Athletic Conference | Alex Lopes3rd season since 2025 | 37 | |
 Keene State CollegeDIIIKeene, NH · Owls | Little East Conference | Mark Theriault27th season since 2001 | 35 | |
 Kenyon CollegeDIIIGambier, OH · Owls | North Coast Athletic Conference | Doug Misarti5th season since 2023 | 52 | |