Surname of the person: RIU. By counties

Surname of the person: RIU By counties. 2025
		As first surname		As second surname
	Position	frequency	‰	frequency	‰
Alt Camp	1,512	5	0.11	4	0.08
Alt Empordà	574	39	0.26	27	0.18
Alt Penedès	1,667	11	0.09	7	0.06
Alt Urgell	169	18	0.84	21	0.98
Alta Ribagorça	121	7	1.73	4	0.99
Anoia	1,306	16	0.12	12	0.09
Aran	58	18	1.69	18	1.69
Bages	196	115	0.61	113	0.60
Baix Camp	4,598	4	0.02	5	0.02
Baix Empordà	1,117	19	0.13	15	0.10
Baix Llobregat	1,391	70	0.08	72	0.08
Baix Penedès	2,167	6	0.05	7	0.06
Barcelonès	936	302	0.13	294	0.12
Berguedà	37	109	2.63	132	3.18
Cerdanya	344	7	0.35	11	0.55
Garraf	2,200	13	0.08	4	0.02
Garrigues	114	31	1.61	20	1.04
Garrotxa	540	20	0.32	17	0.27
Gironès	909	36	0.17	28	0.13
Lluçanès	220	5	0.87	5	0.87
Maresme	1,450	39	0.08	43	0.09
Moianès	418	5	0.34	7	0.47
Noguera	614	12	0.30	10	0.25
Osona	777	33	0.20	30	0.18
Pallars Jussà	618	4	0.29	4	0.29
Pallars Sobirà	54	15	2.05	14	1.91
Pla d'Urgell	298	25	0.65	15	0.39
Pla de l'Estany	573	12	0.35	7	0.21
Ribera d'Ebre	1,172	..	..	4	0.18
Ripollès	153	23	0.89	25	0.96
Segarra	269	14	0.61	11	0.48
Segrià	328	89	0.40	88	0.40
Selva	2,112	14	0.07	7	0.04
Solsonès	17	83	5.33	78	5.01
Tarragonès	1,734	28	0.10	11	0.04
Urgell	455	16	0.41	12	0.31
Vallès Occidental	1,224	99	0.10	95	0.10
Vallès Oriental	650	89	0.21	86	0.20
Total	685	1,457	0.18	1,364	0.17
Source: Idescat, based on the INE Annual Population Census.
Note: Only shows counties with 4 or more people with the selected surname.

Disaggregation criteria