Our Team




Founder and Director/ Head Coach of Cardinal O'Hara High School / Dynasty Elite Lacrosse Club / Dynasty Community Team / Philly Under Armour/ Philadelphia Area Girls Lacrosse Association / National Tournament WDNT

Jenny Duckenfield, one of the  Philadelphia area’s top lacrosse instructors and a board member of the Pennsylvania Area Schoolgirls Lacrosse Association, is the former varsity lacrosse coach for The Agnes Irwin School. Duckenfield has extensive coaching experience, having led the All-Philly Under Armour Team and the Ultimate Goal Lacrosse Club as well as varsity girls lacrosse teams for Strath Haven High School and Mount Saint Joseph Academy. She also directs numerous camps and clinics. Duckenfield guided The Agnes Irwin school from 2-18 to 22-2  record and an Inter-Ac Championship 2016, 2015 & 2014 and 2017 State title. She was Philly Lacrosse Coach of the year 2015 and runner up 2014.  She also led Strath Haven to a share of its first Central League championship and a state playoff berth in 2008-2010 when she been has named a Phillylacrosse.com runner-up and Honorable Mention Coach of the Year 4 years . Coached Agnes Irwin to #1 place in PA and #6 in National Polls. Coaches Sarah Platt to U-19 National team and Hannah Keating to USL Player of the Year. Top Recruiter in PA. Daughter Alex Duckenfield named High School All American and played for Vanderbilt University.

Alex Duckenfield

Current assistant coach at Cardinal O'Hara High School. Three-year starter at Vanderbilt University. Voted captain as a senior. A First Team All-Big East Conference and IWLCA All West-Midwest Region Honors. Lead the NCAA in the top 20 of controlled take aways. High school All-American and Academic All-American from Strath Haven High School. Former assistant coach at Agnes Irwin High School and helped the Owls win three Inter-AC Titles and two PAISSA State Championships. Coached at The Oak Hill School in Nashville, TN for one year while working at CBS Sports. Coaching competitive club lacrosse for 5 years. Currently coaches at Dynast Elite Lacrosse Club.


Maggie Forker

A two-year starter and defensive standout at Vanderbilt University. Was voted team captain as a senior. Served as a former assistant coach at Agnes Irwin for three years helping the Owls win three Inter-AC Titles and two PAISSA State Championships. Coached club lacrosse for the past five years and coached at Duck Lacrosse Clinics for three years.

Summer O'Donnell

A three-year starter and competitive defender for the Drexel Dragons lacrosse team. Was voted team captain as a senior. Served as a former assistant coach at Agnes Irwin and helped lead the Owls to a PAISSA State Championship and Inter-AC League Championship. Has multiple years of experience coaching competitive club lacrosse and coaching at Duck Lacrosse clinics. Currently coaches at Cardinal O'Hara High School and teachers elementary teacher at Indian Lane School. Coach O'Donnell also coaches at Dynasty Elite.


Nathan Greiner

Philadelphia areas top goalie coach.


Hailey Andress

Sophomore goalie at Cornell University. Four-year varsity letter winner at Agnes Irwin High School where she was a 2017 All-American, three-time first-team All-Main Line selection, three-time first-team All-Inter-AC, two-time All-Delco, and first-team All-Southeastern Pennsylvania. Led the Owls as a team captain to two PAISSA State Championships and three consecutive Inter-AC League Championships. Coaches for Dynasty Elite.

About Duck Lacrosse

My coaching philosophy is simple: Hard work leads to success on and off the field.

~ Jennifer Duckenfield

Contact Info

Duck Lacrosse

171 Creek Road, Glen Mills, PA 19342