what nfl player has had the most hat tricks in a season

6 players are tied for having the most hat tricks in Serie A in a season, with 4 hat tricks. The first three are Enrique Omar Sívori and Pedro Waldemar Manfredini in 1960-61 and Istvan Nyers in 1950-51.

	NAME	HT	SEASON	CLUB	M	MIN	START	G	G/M	A	G+A	PK	FK	SH	SOT	WOOD	TCH	TCH-BOX	OFF
1	Enrique Omar Sívori E. Omar Sívori	4	1960-61	Juventus	27	2,385	27	25	0.93			2
2	Pedro Waldemar Manfredini P. Waldemar Manfredini	4	1960-61	Roma	31	2,790	31	20	0.65			0
3	Istvan Nyers I. Nyers	4	1950-51	Inter	36	3,195	36	31	0.86			4
4	Valentino Mazzola V. Mazzola	4	1946-47	Torino	38	3,420	38	29	0.76			1
5	Enrique Guaita E. Guaita	4	1934-35	Roma	29	2,610	29	28	0.97			3
6	Giuseppe Meazza G. Meazza	4	1929-30	Inter	33	2,967	33	31	0.94			0
7	Paulo Dybala P. Dybala	3	2017-18	Juventus	33	2,356	26	22	0.67	5	27	3	3	114	46	4	1,931	108	2
8	Dries Mertens D. Mertens	3	2016-17	Napoli	35	2,565	28	28	0.80	8	36	2	2	148	67	7	1,394	233	16
9	Domenico Berardi D. Berardi	3	2013-14	Sassuolo	29	2,183	26	16	0.55	4	20	6
10	Edinson Cavani E. Cavani	3	2012-13	Napoli	34	2,981	33	29	0.85	3	32	7
11	Diego Milito D. Milito	3	2011-12	Inter	33	2,527	29	24	0.73	2	26	8
12	Edinson Cavani E. Cavani	3	2010-11	Napoli	35	2,902	32	26	0.74	5	31	5
13	Antonio Di Natale A. Di Natale	3	2010-11	Udinese	36	2,938	35	28	0.78	6	34	5
14	Giuseppe Signori G. Signori	3	1993-94	Lazio	24	2,111	24	23	0.96			6
15	Marco van Basten M. van Basten	3	1991-92	Milan	31	2,665	31	25	0.81			9
16	Paolino Pulici P. Pulici	3	1975-76	Torino	30	2,645	30	21	0.70			4
17	Harald Ingemann Nielsen H. Ingemann Nielsen	3	1963-64	Bologna	31	2,790	31	21	0.68			0
18	Pedro Waldemar Manfredini P. Waldemar Manfredini	3	1962-63	Roma	25	2,250	25	19	0.76			5
19	Harald Ingemann Nielsen H. Ingemann Nielsen	3	1962-63	Bologna	29	2,610	29	19	0.66			0
20	Kurt Roland Hamrin K. Roland Hamrin	3	1957-58	Padova	30	2,700	30	20	0.67			2
21	William John Charles W. John Charles	3	1957-58	Juventus	34	3,060	34	28	0.82			2
22	Gino Pivatelli G. Pivatelli	3	1955-56	Bologna	30	2,700	30	29	0.97			4
23	Nils Gunnar Nordahl N. Gunnar Nordahl	3	1954-55	Milan	33	2,970	33	27	0.82			0
24	Nils Gunnar Nordahl N. Gunnar Nordahl	3	1952-53	Milan	32	2,790	32	26	0.81			0
25	Istvan Nyers I. Nyers	3	1951-52	Inter	29	2,610	29	23	0.79			6