Lionel Messi has the most assists in LaLiga in a season, with 20 assists in 2019-20.

Interpreted as:

most assists by a player in a single season la liga

	NAME	A	SEASON	CLUB	M	MIN	START	G	G/M	G+A	PK	FK	SH	SOT	WOOD	TCH	TCH-BOX	OFF
1	Lionel Messi L. Messi	20	2019-20	Barcelona	33	2,880	32	25	0.76	45	5	5	159	71	4	2,878	234	13
2	Lionel Messi L. Messi	18	2014-15	Barcelona	38	3,375	37	43	1.13	61	5	2	187	94	12	3,294	0	24
3	Luis Suárez L. Suárez	17	2015-16	Barcelona	35	3,150	35	40	1.14	57	3	0	137	70	7	1,529	23	59
4	Antoine Griezmann A. Griezmann	16	2022-23	Atlético Madrid	38	2,860	31	15	0.39	31	0	0	111	45	3	2,117	163	11
5	Cristiano Ronaldo C. Ronaldo	15	2014-15	Real Madrid	35	3,098	35	48	1.37	63	10	2	225	99	8	1,887	0	39
6	Ángel di María Á. di María	15	2013-14	Real Madrid	34	2,377	27	4	0.12	19	0
7	Alex Baena A. Baena	14	2023-24	Villarreal	34	2,598	33	2	0.06	16	0	0	73	26	2	1,679	110	8
8	Lionel Messi L. Messi	14	2015-16	Barcelona	33	2,728	31	26	0.79	40	3	4	158	75	5	2,526	9	10
9	Luis Suárez L. Suárez	14	2014-15	Barcelona	27	2,181	25	16	0.59	30	0	0	75	36	1	1,168	0	44
10	Ousmane Dembélé O. Dembélé	13	2021-22	Barcelona	21	1,411	15	1	0.05	14	0	0	47	8	2	1,120	91	4
11	Iago Aspas I. Aspas	13	2020-21	Celta Vigo	33	2,872	33	14	0.42	27	5	1	51	28	4	1,679	159	14
12	Pablo Sarabia P. Sarabia	13	2018-19	Sevilla	33	2,729	30	13	0.39	26	1	0	75	31	0	1,893	157	18
13	Lionel Messi L. Messi	13	2018-19	Barcelona	34	2,710	29	36	1.06	49	4	6	170	87	10	2,623	187	17
14	Cesc Fàbregas C. Fàbregas	13	2013-14	Barcelona	36	2,472	28	8	0.22	21	2
15	Koke	13	2013-14	Atlético Madrid	36	2,808	33	5	0.14	18	0
16	Karim Benzema K. Benzema	12	2021-22	Real Madrid	32	2,604	31	27	0.84	39	7	0	128	59	2	1,564	240	31
17	Luis Suárez L. Suárez	12	2017-18	Barcelona	33	2,902	32	25	0.76	37	1	0	121	56	6	1,569	291	56
18	Pablo Fornals P. Fornals	12	2017-18	Villarreal	35	2,623	30	3	0.09	15	0	0	51	14	1	1,765	60	2
19	Lionel Messi L. Messi	12	2017-18	Barcelona	36	2,996	32	34	0.94	46	2	6	197	96	14	2,768	299	13
20	Luis Suárez L. Suárez	12	2016-17	Barcelona	35	2,863	34	28	0.80	40	0	1	120	58	6	1,392	289	55
21	Koke	12	2015-16	Atlético Madrid	35	2,973	34	5	0.14	17	0	0	42	12	5	2,766	0	1
22	Karim Benzema K. Benzema	12	2014-15	Real Madrid	29	2,313	29	15	0.52	27	0	0	69	30	6	1,116	0	24
23	Carlos Vela C. Vela	12	2013-14	Real Sociedad	37	3,113	35	16	0.43	28	2
24	Gareth Bale G. Bale	12	2013-14	Real Madrid	27	2,070	24	15	0.56	27	0
25	Markel Susaeta M. Susaeta	12	2013-14	Athletic Club	38	2,969	34	6	0.16	18	0