highest blocks in a single game in nba game in celtics history in the playoffs

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.

Interpreted as:
highest blocks by a player in a single game in NBA game in celtics history in the playoffs
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.

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Celtics Celtics
56
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3
53
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.646
7.0
4
52
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.634
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Last Game
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109

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Sat 2 May 2026

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NBA 2025-26 Rankings

NBA Fantasy 2025-26

NBA 2025-26 Betting

NBA 2025-26 Standings

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Suns Suns - x
45
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22.0
10
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11
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38.0
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NBA 2025-26 Scores & Schedule

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DATEMATCHUPSCORE
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Schedule

DATEMATCHUPTIME (ET)
Sun
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3:30 PM
Sun
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Mon
5/11
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Mon
5/11
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Tue
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