who had the most blocks in a playoff game for the celtics

Robert Williams III has blocked the most shots for the Celtics in a playoff game, with 9 blocks in Game 1 of the 2021 First Round against the Nets.

NAMEBLKDATETMOPPMINPTSREBASTSTLFGMFGAFG%3PM3PA3P%FTMFTAFT%TS%OREBDREBTOVPF+/-
1Robert Williams III
R. Williams III
9
5/22/2021
@
23
11
9
1
1
5
8
62.5
0
0
1
2
50.0
61.9
5
4
0
2
+5
2Luke Kornet
L. Kornet
7
5/14/2025
vs
26
10
9
1
1
5
5
100.0
0
0
0
0
100.0
2
7
0
4
+20
3Kendrick Perkins
K. Perkins
7
4/28/2009
vs
48
16
19
2
1
7
13
53.8
0
0
2
4
50.0
54.2
3
16
2
0
-2
4Robert Parish
R. Parish
7
5/9/1982
vs
29
24
14
2
10
16
62.5
0
0
4
6
66.7
64.4
2
5Kevin McHale
K. McHale
6
4/20/1986
vs
51
27
15
4
0
10
22
45.5
0
0
7
8
87.5
52.9
4
11
4
4
6Robert Parish
R. Parish
6
5/12/1982
vs
36
19
10
2
8
18
44.4
0
0
3
6
50.0
46.0
4
7Robert Parish
R. Parish
6
5/1/1982
@
42
25
13
0
11
24
45.8
0
0
3
4
75.0
48.5
4
8Al Horford
A. Horford
5
4/27/2025
@
35
6
6
2
0
2
7
28.6
0
3
0.0
2
2
100.0
38.1
2
4
1
0
+2
9Al Horford
A. Horford
5
5/7/2023
@
38
10
7
4
2
3
9
33.3
2
7
28.6
2
2
100.0
50.6
2
5
0
3
0
10Al Horford
A. Horford
5
4/25/2023
vs
33
3
6
5
1
1
5
20.0
1
3
33.3
0
0
30.0
1
5
1
2
+1
11Robert Williams III
R. Williams III
5
6/16/2022
vs
33
10
7
2
0
4
8
50.0
0
0
2
2
100.0
56.3
5
2
2
2
-1
12Kevin Garnett
K. Garnett
5
6/3/2012
vs
43
17
14
3
2
8
20
40.0
0
1
0.0
1
1
100.0
41.6
3
11
5
3
+7
13Kevin Garnett
K. Garnett
5
5/10/2012
vs
39
28
14
2
3
10
19
52.6
0
0
8
10
80.0
59.8
4
10
1
1
+9
14Kendrick Perkins
K. Perkins
5
5/10/2009
@
40
12
13
2
1
5
7
71.4
0
0
2
2
100.0
76.1
3
10
1
3
+5
15Kendrick Perkins
K. Perkins
5
5/4/2008
vs
27
10
10
0
0
4
8
50.0
0
0
2
2
100.0
56.3
2
8
0
3
+31
16Paul Pierce
P. Pierce
5
4/30/2005
@
40
30
7
8
1
10
15
66.7
1
2
50.0
9
11
81.8
75.6
0
7
1
2
+32
17Tony Battie
T. Battie
5
5/21/2002
@
26
8
12
0
0
4
9
44.4
0
0
0
2
0.0
40.5
7
5
1
4
+13
18Kevin McHale
K. McHale
5
4/29/1988
vs
45
29
10
3
1
13
20
65.0
0
0
3
3
100.0
68.0
5
5
1
3
19Robert Parish
R. Parish
5
4/26/1987
vs
31
14
10
1
2
6
12
50.0
0
0
2
2
100.0
54.3
4
6
0
4
20Kevin McHale
K. McHale
5
5/17/1986
@
43
29
11
2
0
12
21
57.1
0
0
5
7
71.4
60.2
5
6
3
5
21Kevin McHale
K. McHale
5
5/13/1986
vs
28
17
5
1
1
8
11
72.7
0
0
1
1
100.0
74.3
0
5
2
4
22Kevin McHale
K. McHale
5
5/18/1985
@
42
14
9
2
2
5
6
83.3
0
0
4
5
80.0
85.4
3
6
6
3
23Kevin McHale
K. McHale
5
5/14/1985
vs
44
22
11
3
1
8
14
57.1
0
0
6
6
100.0
66.1
3
8
1
1
24Kevin McHale
K. McHale
5
4/20/1985
vs
47
19
7
1
3
9
14
64.3
0
0
1
2
50.0
63.8
5
2
4
3
25Robert Parish
R. Parish
5
5/10/1981
@
38
18
12
2
1
7
16
43.8
0
0
4
8
50.0
46.1
4
8
6
4
Results may be incomplete. StatMuse has complete game-level data for blocks going back to the 1983 playoffs.

More Celtics Stats

Team Leaders

PPG

29.4

Brown

Jaylen Brown

RPG

7.9

Queta

Neemias Queta

APG

5.2

Pritchard

Payton Pritchard
Team Rankings

ORTG

121.2

4th

DRTG

114.9

15th

NETRTG

6.3

7th

3P%

36.2

13th

2025-26 Conference Standings
TEAMWLPCTGB
1
22
6
.786
2
20
8
.714
2.0
3
Celtics Celtics
18
11
.621
4.5
4
16
11
.593
5.5
5
16
12
.571
6.0
Schedule
DATEMATCHUPTIME (ET)
Fri
12/26
@
7:00 PM
Sun
12/28
@
6:00 PM
Tue
12/30
@
9:00 PM
Thu
1/1
@
10:00 PM
Sat
1/3
@
10:30 PM
Last Game
IND Pacers

6 - 23

95

Final

103

BOS Celtics

18 - 11

Mon 22 Dec 2025

NBA 2025-26 Leaders

NBA 2025-26 Rankings

NBA Fantasy 2025-26

NBA 2025-26 Betting

NBA 2025-26 Standings

EasternWLPCTGB
1
22
6
.786
2
20
8
.714
2.0
3
18
11
.621
4.5
4
16
11
.593
5.5
5
16
12
.571
6.0
6
17
13
.567
6.0
7
16
14
.533
7.0
8
15
14
.517
7.5
9
15
15
.500
8.0
10
13
15
.464
9.0
11
11
18
.379
11.5
12
9
20
.310
13.5
13
8
19
.296
13.5
14
6
23
.207
16.5
15
5
22
.185
16.5
WesternWLPCTGB
1
25
3
.893
2
21
7
.750
4.0
3
21
7
.750
4.0
4
19
8
.704
5.5
5
19
10
.655
6.5
6
17
9
.654
7.0
7
15
13
.536
10.0
8
14
15
.483
11.5
9
13
15
.464
12.0
10
12
16
.429
13.0
11
11
19
.367
15.0
12
10
18
.357
15.0
13
8
22
.267
18.0
14
7
21
.250
18.0
15
7
22
.241
18.5

NBA 2025-26 Scores & Schedule

Scores

DATEMATCHUPSCORE
Thu
11/20
@
110-140
Thu
11/20
@
143-107
Thu
11/20
@
115-118
Thu
11/20
@
113-114
Thu
11/20
@
112-109

Schedule

DATEMATCHUPTIME (ET)
Tue
12/23
@
7:00 PM
Tue
12/23
@
7:00 PM
Tue
12/23
@
7:30 PM
Tue
12/23
@
7:30 PM
Tue
12/23
@
7:30 PM