1909 in Argentine football

1909 in Argentine football saw Alumni win the championship, their 8th title in 10 seasons. Argentina won all three international trophies contested against Uruguay.

Primera División

The 1909 championship featured 10 teams, with each team playing the other twice.^[1] River Plate made its debuts at the top division while Lomas AC and Reformer were relegated, being the first teams in the history of Primera División to be relegated under the new system.

Final standings

Pos	Team	Pts	G	W	D	L	Gf	Ga	Gd
1	Alumni	32	18	15	2	1	74	19	+55
2	River Plate	24	18	11	2	5	35	26	+9
3	Quilmes	20	18	8	4	6	36	39	-3
4	Estudiantes (BA)	19	18	8	3	7	40	31	+9
5	Belgrano AC	18	18	6	6	6	36	35	+1
6	San Isidro	17	18	7	3	8	33	27	+6
7	Porteño	16	18	7	2	9	35	39	-4
8	Argentino de Quilmes	14	18	5	4	9	19	40	-21
9	Reformer	12	18	3	6	9	21	42	-21
10	Lomas AC	8	18	1	6	11	17	48	-31

Lower divisions

Primera B

Champion: Gimnasia y Esgrima (BA)

Primera C

Champion: Ferro Carril Oeste II

Domestic cups

Copa de Honor Municipalidad de Buenos Aires

Champion: San Isidro

Final

San Isidro v Estudiantes (BA)

3 October 1909

San Isidro	8-1	Estudiantes (BA)
	Report

San Isidro

Copa Jockey Club

Champion: Alumni ^[2]

Final

Alumni v Newell's

22 August 1909

Alumni	5-1	Newell's
	Report

Banco Nación

(*) During this edition Estudiantes (BA) set a record that persists nowadays, beating Lomas AC by 18-0. Moreover, Maximiliano Susan scored 12 goals, 7 of them within 20 minutes.^[3]