2,210 MLB PLAYERS | 15,134 MLB DRAFT SELECTIONS
Create Account
Sign in Create Account
John Mark Grissom
2025 GRAD
 |  2B/RHP, SS
 |  Pearl, MS
COMMITMENT
Best PG Grade
8
ABOUT PG GRADES
Pearl
HIGH SCHOOL
5-9
  168

HEIGHT/WEIGHT
R/R
BATS/THROWS
17 and 5 mos
AGE
WANT VIDEO?
 Preview Protected Content
PG EVENT RESULTS
78 mph
FB VELO 6/24/2023
7.12 sec
60 YARD DASH 10/22/2022
1.62 sec
10 YARD SPLIT 10/22/2022
79 mph
IF VELO 10/22/2022
83 mph
EXIT VELO 10/22/2022
Pitching Stats
  Advanced Statistics
SUBSCRIBE TO
2023 Calendar Year
W L SV GP ERA IP H R ER 2B 3B HR BB IBB HBP SO AVG OPS WHIP
SUBSCRIBE TO
Advanced
BF P P/IP P/BF B% S% SW% SM% WHIF% WP BK K/BB BB% K% K/7 BB/7 OBP SLG
SUBSCRIBE TO
Batted Ball
BF XBH GO/AO GB% AIR% HR/FB GIDP BABIP ISO PULL% OPPO%
SUBSCRIBE TO
W L SV GP ERA IP H R ER 2B 3B HR BB IBB HBP SO AVG OPS WHIP
SUBSCRIBE TO
Advanced
BF P P/IP P/BF B% S% SW% SM% WHIF% WP BK K/BB BB% K% K/7 BB/7 OBP SLG
SUBSCRIBE TO
Batted Ball
BF XBH GO/AO GB% AIR% HR/FB GIDP BABIP ISO PULL% OPPO%
SUBSCRIBE TO
W L SV GP ERA IP H R ER 2B 3B HR BB IBB HBP SO AVG OPS WHIP
SUBSCRIBE TO
Advanced
BF P P/IP P/BF B% S% SW% SM% WHIF% WP BK K/BB BB% K% K/7 BB/7 OBP SLG
SUBSCRIBE TO
Batted Ball
BF XBH GO/AO GB% AIR% HR/FB GIDP BABIP ISO PULL% OPPO%
SUBSCRIBE TO
W L SV GP ERA IP H R ER 2B 3B HR BB IBB HBP SO AVG OPS WHIP
SUBSCRIBE TO
Advanced
BF P P/IP P/BF B% S% SW% SM% WHIF% WP BK K/BB BB% K% K/7 BB/7 OBP SLG
SUBSCRIBE TO
Batted Ball
BF XBH GO/AO GB% AIR% HR/FB GIDP BABIP ISO PULL% OPPO%
SUBSCRIBE TO
Batting Stats
  Advanced Statistics
SUBSCRIBE TO
Batting Spray Chart Spray Chart
2023 Calendar Year
OPS AVG OBP SLG G AB R H 2B 3B HR RBI BB SO SB CS
SUBSCRIBE TO
Advanced
XBH TB BB/K BB% K% IBB HBP SF ISO BABIP SW% SM% WHIF% B% S%
SUBSCRIBE TO
Batted Ball
PA GO/AO GB% AIR% PULL% OPPO% HR/FB GIDP
SUBSCRIBE TO
OPS AVG OBP SLG G AB R H 2B 3B HR RBI BB SO SB CS
SUBSCRIBE TO
Advanced
XBH TB BB/K BB% K% IBB HBP SF ISO BABIP SW% SM% WHIF% B% S%
SUBSCRIBE TO
Batted Ball
PA GO/AO GB% AIR% PULL% OPPO% HR/FB GIDP
SUBSCRIBE TO
OPS AVG OBP SLG G AB R H 2B 3B HR RBI BB SO SB CS
SUBSCRIBE TO
Advanced
XBH TB BB/K BB% K% IBB HBP SF ISO BABIP SW% SM% WHIF% B% S%
SUBSCRIBE TO
Batted Ball
PA GO/AO GB% AIR% PULL% OPPO% HR/FB GIDP
SUBSCRIBE TO
OPS AVG OBP SLG G AB R H 2B 3B HR RBI BB SO SB CS
SUBSCRIBE TO
Advanced
XBH TB BB/K BB% K% IBB HBP SF ISO BABIP SW% SM% WHIF% B% S%
SUBSCRIBE TO
Batted Ball
PA GO/AO GB% AIR% PULL% OPPO% HR/FB GIDP
SUBSCRIBE TO
LATEST PG SHOWCASE REPORT
2022 Fall Academic Showcase  
John Mark Grissom is a 2025 2B/RHP/SS with a 5-9 168 lb. frame from Pearl, MS who attends Pearl. Compact build with good well proportioned strength. 7.12 runner in the sixty, plays faster than that with a quick first step defensively and on the bases. Primary second baseman on defense, has quick hands fielding the ball, works through it well with active feet, gets under the ball well, plenty of arm strength for second base. Right handed hitter, creates good bat speed with his upper body strength, dominant top hand at the ball, gets some jump and top spin off the barrel, can get into his strong lower half better for more bat speed. Solid overall player with skills and strength. Good student. Named to the Fall Academic Showcase Top Prospect List.
PG CAREER PROGRESSION
+5 MPH
FB Velo since 06/04/2021
+3.76 MPH
Max Barrel Speed since 07/10/2020
+2.04
Impact Momentum since 07/10/2020
+3.81 Gs
Max Acceleration since 07/10/2020
Best PG Grade: 8
PERCENTILE RANKINGS
CLASS OF 2025 in the recorded year
CATEGORY TOP RESULT CLASS AVG PERCENTILE
FB 78 mph 76 mph
54.20%
60 7.12 sec 7.48 sec
74.88%
10 SPL 1.62 sec 1.74 sec
83.78%
IF 79 mph 76 mph
60.35%
CATEGORIES TOP RESULT CLASS AVG PERCENTILE
Exit Velo 83 mph 79 mph
66.22%
PG Series Challenge
CATEGORY TOP RESULT CLASS AVG PERCENTILE
30 Yard Dash 4.12 sec 4.65 sec
87.88%
10 Yard Dash 1.70 sec 1.92 sec
89.60%
5-10-5 Pro Agility 4.52 sec 5.41 sec
99.69%
Witty Reaction 2.28 sec 2.9 sec
89.18%
Grip Strength Right 37.7 lb 32.0 lb
74.47%
Grip Strength Left 42.2 lb 31.7 lb
84.39%
Broad Jump 96.0 inches 74 inches
95.73%
Witty Side to Side 14.53 sec 15.8 sec
90.20%
Witty 4 Corner 14.25 sec 16.6 sec
96.93%
Exit Velo 83.000 mph 62.736 mph
98.98%
OptoJump 67.12 53.78
92.32%
PGame 794.430 462.348
98.71%
2022 Fall Academic Showcase
Right Handed Hitting

Swing Efficiency™

87%

Exit Velo

83mph

Swing Sequence

The order in which each body segment reaches its peak speed

#1 Pelvis
#2 Arm
#3 Torso
#4 Hand

Visit Diamond Kinetics
CATEGORY TOP RESULT CLASS AVG PERCENTILE
Max Barrel Speed 64.296 mph 61.98 mph
66.16%
Impact Momentum 23.469 22.99
58.99%
Max Acceleration 29.428 g's 30.86 g's
48.00%
BEST SINGLE GAME STATS
BATTING STATSLAST OCCURRENCE
At bats: 4 Jun 27, 2023 vs. Atl Lightning 15u Todd
Runs: 3 Jun 02, 2023 vs. 33s Baseball 2026
Hits: 2 Jun 28, 2023 vs. Richmond Braves 2026 Platinum
RBI's: 3 Jun 25, 2023 vs. PA PLAYMAKERS
Doubles: 2 Jun 05, 2021 vs. Ward Performance Institute
Triples: 1 Jun 27, 2021 vs. Wow Factor 14u- Select
Home runs: 1 Oct 16, 2021 vs. Dominators
Total bases: 4 Oct 16, 2021 vs. Dominators
Walks: 2 Jun 02, 2023 vs. 33s Baseball 2026
Stolen bases: 3 Jun 18, 2021 vs. VBA 13u Red
Hit by pitch: 1 Jun 24, 2023 vs. Top Tier Roos American 2026 Red
PITCHING STATSLAST OCCURRENCE
Inn. pitched: 4.0 Jun 05, 2021 vs. Ward Performance Institute
Runs allowed: 1 Jun 27, 2023 vs. Atl Lightning 15u Todd
Earned runs: 0 Jul 17, 2021 vs. Puerto Rico Red
Hits allowed: 0 Jun 27, 2023 vs. Atl Lightning 15u Todd
Strikeouts: 3 Jul 17, 2021 vs. Puerto Rico Red
Walks allowed: 2 Jul 11, 2020 vs. Southwest
PG Special Events
Travel, Lodging, Entertainment
PG Partners
Recommended
About Perfect Game :: Contact us :: Terms of Use :: Privacy Policy :: Testimonials :: Job Opportunities
Copyright 1994-2024 by Perfect Game. All rights reserved. No portion of this information may be reprinted or reproduced without the written consent of Perfect Game.