who has the most hat tricks all-time in world

Nils Gunnar Nordahl has the most career hat tricks in Serie A, with 17 hat tricks.

	NAME	HT	M	MIN	START	G	G/M	A	G+A	PK
1	Nils Gunnar Nordahl N. Gunnar Nordahl	17	291	26,100	291	225	0.77			1
2	Silvio Piola S. Piola	16	537	48,070	537	274	0.51			24
3	Giuseppe Meazza G. Meazza	15	367	32,787	367	217	0.59			13
4	Istvan Nyers I. Nyers	12	236	21,195	236	153	0.65			36
5	Kurt Roland Hamrin K. Roland Hamrin	11	400	35,431	395	190	0.48			14
6	Guglielmo Gabetto G. Gabetto	11	322	28,935	322	164	0.51			0
7	Filippo Inzaghi F. Inzaghi	10	370	24,766	271	156	0.42	0	156	9
8	Giuseppe Signori G. Signori	9	344	27,754	323	188	0.55			44
9	Pedro Waldemar Manfredini P. Waldemar Manfredini	9	152	13,680	152	81	0.53			8
10	Enrique Omar Sívori E. Omar Sívori	9	278	24,570	278	147	0.53			10
11	Hernán Crespo H. Crespo	8	340	23,498	268	153	0.45	0	153	14
12	Marco van Basten M. van Basten	8	147	12,488	139	90	0.61			24
13	Roberto Baggio R. Baggio	8	452	36,229	417	205	0.45			68
14	Gian Piero Boniperti G. Piero Boniperti	8	443	39,690	443	179	0.40			2
15	Adriano Bassetto A. Bassetto	8	329	29,610	329	149	0.45			12
16	Amedeo Amadei A. Amadei	8	423	38,070	423	176	0.42			11
17	Felice Placido Borel F. Placido Borel	8	257	23,040	257	131	0.51			9
18	Ciro Immobile C. Immobile	7	354	26,952	310	201	0.57	49	250	52
19	Edinson Cavani E. Cavani	7	213	16,690	183	112	0.53	12	124	18
20	Antonio Di Natale A. Di Natale	7	445	33,917	389	209	0.47	27	236	33
21	Vincenzo Montella V. Montella	7	288	19,713	220	141	0.49			21
22	Gabriel Batistuta G. Batistuta	7	318	27,116	306	184	0.58			14
23	Abel Eduardo Balbo A. Eduardo Balbo	7	253	19,338	218	117	0.46			24
24	Pierino Prati P. Prati	7	233	20,104	228	101	0.43			8
25	Edwin Ronald Firmani E. Ronald Firmani	7	194	17,460	194	108	0.56			1