Larry Nance has blocked the most shots for the Cavaliers in a month, with 48 blocks in December 1991 and in November 1990.

Interpreted as:

most blocks by a player in a month in cavs history

	NAME	BLK	MONTH	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	TOV	PF	+/-
1	Larry Nance L. Nance	48	December 1991	14	31.1	13.4	7.7	2.2	1.2	3.4	5.4	12.2	44.4	0.0	0.0		2.6	3.3	78.3	49.2	2.9	4.8	0.9	436	188	108	31	17	13	37
2	Larry Nance L. Nance	48	November 1990	16	35.9	19.6	8.8	2.6	0.4	3.0	8.3	15.0	55.0	0.0	0.0		3.1	3.9	77.8	58.5	2.5	6.3	1.4	575	313	140	42	7	23	42
3	Larry Nance L. Nance	47	February 1992	13	36.8	16.7	7.3	2.3	0.8	3.6	7.0	12.8	54.8	0.0	0.0		2.7	3.2	83.3	58.8	2.1	5.2	1.0	479	217	95	30	11	13	36
4	Hot Rod Williams H. Rod Williams	45	April 1990	12	35.3	19.3	6.6	2.3	1.3	3.8	7.8	15.3	51.4	0.0	0.0		3.6	5.0	71.7	55.2	2.9	3.7	2.2	424	231	79	27	15	26	27
5	Zydrunas Ilgauskas Z. Ilgauskas	44	March 2004	15	33.1	18.7	7.6	1.1	0.6	2.9	7.0	13.1	53.3	0.0	0.2	0.0	4.7	5.7	82.4	59.7	3.3	4.3	2.2	496	280	114	17	9	33	47	+14
6	Zydrunas Ilgauskas Z. Ilgauskas	44	February 2004	13	36.5	16.7	9.3	1.4	0.5	3.4	6.5	14.5	45.2	0.1	0.1	100.0	3.5	5.1	69.7	50.0	4.1	5.2	2.1	475	217	121	18	6	27	45	-15
7	Larry Nance L. Nance	44	March 1989	17	36.1	15.1	8.2	2.2	0.9	2.6	6.1	11.8	52.0	0.0	0.1	0.0	2.8	3.6	78.7	56.4	1.9	6.2	1.4	613	256	139	38	15	23	41
8	Larry Nance L. Nance	44	January 1989	14	34.7	19.6	9.4	2.6	0.6	3.1	8.2	14.1	58.4	0.0	0.0		3.1	4.1	75.9	61.6	2.4	6.9	2.6	486	274	131	37	8	36	33
9	Hot Rod Williams H. Rod Williams	42	December 1991	14	29.5	12.9	9.9	1.9	0.8	3.0	4.9	8.8	56.1	0.0	0.0		3.0	4.4	68.9	60.1	4.0	5.9	1.1	413	180	138	26	11	16	33
10	Zydrunas Ilgauskas Z. Ilgauskas	41	March 2005	15	34.5	15.5	9.3	0.8	0.8	2.7	5.5	12.3	44.6	0.0	0.1	0.0	4.5	5.5	81.9	52.6	4.3	5.1	2.1	517	232	140	12	12	32	59	-25
11	Larry Nance L. Nance	40	January 1993	14	39.1	17.0	8.5	2.7	0.7	2.9	6.9	12.4	55.7	0.0	0.1	0.0	3.1	3.7	84.6	60.4	1.6	6.9	1.9	547	238	119	38	10	26	51
12	Larry Nance L. Nance	40	March 1992	16	37.1	18.6	9.5	3.1	0.8	2.5	7.1	12.5	57.0	0.0	0.3	0.0	4.4	5.2	84.3	63.0	3.0	6.5	1.2	594	298	152	50	13	19	34
13	Hot Rod Williams H. Rod Williams	40	March 1987	15	32.8	14.0	7.6	1.7	1.0	2.7	5.3	10.3	51.9	0.0	0.0		3.3	4.6	72.5	57.0	2.7	4.9	1.8	492	210	114	25	15	27	30
14	Larry Nance L. Nance	39	December 1992	16	36.9	18.6	8.8	3.3	0.8	2.4	7.8	13.8	56.6	0.0	0.0		3.0	3.3	90.6	61.0	2.6	6.1	1.4	591	298	140	53	12	22	47
15	Larry Nance L. Nance	39	January 1992	13	38.8	19.0	8.8	2.6	1.2	3.0	7.8	13.4	58.0	0.0	0.2	0.0	3.5	4.0	86.5	62.7	2.6	6.2	0.9	504	247	115	34	16	12	32
16	Roy Hinson R. Hinson	39	March 1985	15	30.4	14.5	7.4	1.3	0.3	2.6	5.5	10.5	52.2	0.0	0.0		3.5	4.7	75.7	57.8	2.2	5.2	2.9	456	217	111	20	4	43	60
17	Larry Nance L. Nance	38	November 1992	13	34.5	17.1	9.2	2.5	0.5	2.9	6.6	13.2	50.3	0.0	0.2	0.0	3.8	4.2	92.6	57.0	2.7	6.5	1.5	449	222	120	33	6	20	27
18	Larry Nance L. Nance	38	November 1991	14	35.3	18.6	7.6	3.0	0.7	2.7	7.5	13.1	57.4	0.0	0.0		3.6	4.4	80.6	61.8	2.6	4.9	1.5	494	260	106	42	10	21	32
19	Larry Nance L. Nance	37	March 1993	12	34.9	14.3	7.6	2.6	0.7	3.1	6.8	11.5	58.7	0.0	0.0		0.8	0.9	81.8	59.9	2.1	5.5	0.8	419	171	91	31	8	9	39
20	Larry Nance L. Nance	37	March 1991	14	34.8	16.2	7.8	2.4	0.7	2.6	6.9	13.2	51.9	0.0	0.1	0.0	2.5	3.3	76.1	55.3	2.4	5.4	2.0	487	227	109	33	10	28	42
21	Roy Hinson R. Hinson	37	February 1985	14	31.8	17.2	7.9	0.4	0.9	2.6	6.4	12.4	51.1	0.0	0.0		4.5	6.1	74.1	57.0	2.3	5.6	2.2	445	241	110	5	12	31	55
22	Roy Hinson R. Hinson	37	February 1984	14	25.2	6.1	7.4	1.1	0.3	2.6	2.5	5.1	48.6	0.0	0.0		1.1	1.9	61.5	51.5	2.5	4.9	1.1	353	86	104	15	4	15	53
23	Larry Nance L. Nance	36	November 1988	11	34.7	18.2	6.7	1.5	1.0	3.3	6.7	12.8	52.5	0.0	0.0		4.7	6.0	78.8	58.8	1.7	5.0	1.8	382	200	74	16	11	20	32
24	Hot Rod Williams H. Rod Williams	35	December 1986	14	35.4	15.9	8.1	2.3	0.9	2.5	5.9	12.9	45.3	0.0	0.1	0.0	4.2	5.6	74.7	51.7	2.6	5.5	1.7	496	223	113	32	12	24	25
25	Roy Hinson R. Hinson	35	January 1985	16	29.5	14.8	7.1	0.7	0.6	2.2	5.7	11.6	49.2	0.0	0.1	0.0	3.4	4.3	78.3	54.8	1.8	5.4	2.3	472	236	114	11	9	36	71