Apps

Pro Photography

Watch

Content Contributors

Tickets

William Sullivan's Bio

PlaysBaseball
Class YearGraduated 2017
Teams
St. Mark's Varsity Baseball
#11 • P, 3B
Claim Your Profile!
Upload Video • Add Your Measurements • Add Academic History • Add Club Teams
Learn More
Create An Account

Career History

Senior
2016
St. Mark's (Wilmington, DE)
PPitcher3B3rd Base
Positions
P, 3B
Jersey
#11
Record
13-7League: 3-2 (1st)
National Rank
#2086
State Rank
#4
Junior
2015
St. Mark's (Wilmington, DE)
Positions
P, SS
Record
20-2League: 5-0 (1st)
National Rank
#136
State Rank
#1
St. Mark's High School St. Mark's High School
2501 Pike Creek Rd
Wilmington, DE 19808
About UsMobile AppsSubscribePrivacy PolicyTerms of useCalifornia NoticeYour Privacy ChoicesSupport
© 2025 MaxPreps, Inc.
MaxPreps is a registered trademark of MaxPreps, Inc.