Antonio Conte had the best winning percentage by a manager in Serie A with 200+ appearances, winning 66.8 percent of the time.

highest winning percentage manager career 200 or more games

	COACH	W%	M	W	D	L	G	GC	SH	SOT	PASS-ATT	PASS	POSS%	FOUL	YC	RC
1	Antonio Conte	.668	211	141	49	21	406	169					54.2		403	16
2	Massimiliano Allegri	.600	477	286	100	91	826	419					54.3		1,017	53
3	Simone Inzaghi	.598	346	207	62	77	690	382	5,402	1,911	174,506	147,836	53.8	4,234	726	30
4	Carlo Carcano	.588	211	124	43	44	444	233							0	16
5	Carlo Ancelotti	.566	486	275	123	88	812	423					59.2		912	64
6	Maurizio Sarri	.555	301	167	69	65	553	321	4,452	1,658	177,938	153,057	57.3	3,416	599	28
7	Fabio Capello	.554	455	252	140	63	775	377							809	49
8	Roberto Mancini	.524	315	165	87	63	520	326					57.5		684	46
9	Luciano Spalletti	.515	559	288	132	139	944	626					59.0		1,115	73
10	Giovanni Trapattoni	.511	689	352	210	127	1,048	589							508	53
11	Árpád Weisz	.491	281	138	74	69	492	328							0	20
12	Luis Antonio Carniglia	.488	207	101	57	49	315	192							0	17
13	Marcello Lippi	.485	412	200	117	95	634	421							720	60
14	Helenio Herrera	.476	422	201	134	87	649	387							0	22
15	Gian Piero Gasperini	.470	585	275	140	170	985	704					53.6		1,337	67
16	Stefano Pioli	.457	444	203	118	123	696	518					53.9		1,091	59
17	Sven-Göran Eriksson	.446	439	196	127	116	680	484							624	73
18	William Thomas Garbutt	.445	373	166	82	125	593	477							0	25
19	Alberto Zaccheroni	.438	292	128	80	84	455	369							627	43
20	Nevio Scala	.430	223	96	68	59	288	226							398	33
21	Alfredo Foni	.429	324	139	89	96	510	384							0	16
22	Nils Erik Liedholm	.425	635	270	222	143	757	551							116	46
23	Claudio Ranieri	.423	501	212	146	143	752	636					44.8		1,061	62
24	Hermann Felsner	.417	331	138	91	102	497	396							0	21
25	Cesare Prandelli	.414	360	149	93	118	496	431					45.6		772	49