Geelong Cats

Mark O'Connor

Medium Defender#42AFL

Key facts

Age: 29
Height: 189 cm
Number: #42
Born: 17 January 1997
Debut: 2017
Position: Medium Defender
Drafted: 2016 (cat b rookie)
Recruited from: County Kerry (Ireland)

Official profile

AFL player profile ↗

Compare O'ConnorStack them up against anyone, with an analyst verdict

Every game we hold

Includes finals, playoffs and exhibition games, so totals run higher than regular-season figures.

Season
2026 AFLGeelong Cats	22	317	168	149	96	4	3	56	21	39	109	214	12	4,424	4	3	37	47	37	14	13	74	46	91	4	1,316	189.3	–	3	41	4	17	262	81	16	239	30	8	323	127
2025 AFLGeelong Cats	25	346	224	122	126	1	4	66	23	45	110	239	8	5,665	4	8	41	36	53	25	27	77	54	93	6	1,512	166.7	–	2	39	2	21	287	75	24	234	28	5	349	175
2024 AFLGeelong Cats	13	155	87	68	50	2	3	40	18	20	68	85	2	2,316	3	8	13	21	18	9	6	39	22	44	3	713	98.1	–	0	41	4	14	118	47	13	153	12	5	153	62
2023 AFLGeelong Cats	22	309	186	123	96	3	2	68	29	38	110	202	3	4,601	2	7	45	42	45	26	16	62	61	78	4	1,362	161.8	–	1	108	10	19	244	71	23	327	23	5	312	135
2022 AFLGeelong Cats	22	277	171	106	84	0	4	56	12	37	92	190	3	4,470	2	5	30	39	35	16	10	53	47	86	1	1,191	123.3	–	1	45	2	10	213	67	18	236	23	4	282	125
2021 AFLGeelong Cats	14	206	111	95	48	1	0	40	33	21	81	130	3	2,539	3	2	17	29	30	11	13	40	26	49	4	805	124.3	1	2	156	10	23	170	60	6	173	15	4	211	82
2020 AFLGeelong Cats	21	237	158	79	87	2	0	30	8	22	72	162	2	3,309	1	0	35	62	25	11	11	40	38	79	0	1,003	138.5	–	3	–	0	8	196	60	13	197	48	2	234	127
2019 AFLGeelong Cats	23	322	195	127	104	1	0	61	11	23	109	213	2	4,201	1	7	56	62	44	14	13	51	48	117	1	1,376	173.4	–	3	–	0	11	256	86	24	265	47	2	322	154
2018 AFLGeelong Cats	5	58	37	21	23	0	0	9	1	3	18	40	0	749	1	6	11	7	8	4	6	14	10	25	0	244	32	–	1	–	1	0	48	9	12	44	4	2	58	30
2017 AFLGeelong Cats	2	21	4	17	4	0	0	5	1	0	6	17	0	93	0	0	1	5	6	0	2	1	5	2	1	72	2.9	–	0	–	1	0	14	6	1	23	3	0	23	1
Career10 seasons	169	2,248	1,341	907	718	14	16	431	157	248	775	1,492	35	32,367	21	46	286	350	301	130	117	451	357	664	24	9,594	1210.3	1	16	430	34	123	1,808	562	150	1,891	233	37	2,267	1,018

Game log, 2026 AFL

Game
Semi Finals @ FremantleL 106-120 11 Sept	13	7	6	4	0	0	4	1	1	6	7	0	190	0	0	4	0	1	1	0	3	2	3	0	62	7.8	–	0	16	0	1	11	5	1	15	0	0	13	5
Qualifying & Elimination Finals v CarltonW 107-74 4 Sept	12	7	5	0	0	0	4	2	3	9	5	1	131	0	0	0	6	0	3	0	5	1	5	1	50	14.9	–	0	8	1	1	11	4	0	24	4	0	14	6
Rd 24 v RichmondW 133-76 22 Aug	16	5	11	5	0	0	0	0	4	2	15	2	222	0	0	0	1	0	0	0	7	2	1	0	52	8.5	–	0	0	0	0	15	2	0	11	1	0	17	5
Rd 23 @ North MelbourneW 125-110 15 Aug	10	5	5	2	0	0	10	1	1	5	6	0	142	0	0	1	2	2	1	1	1	1	3	1	69	12.3	–	0	0	0	1	8	4	1	18	1	0	11	4
Rd 22 v EssendonW 117-50 8 Aug	9	8	1	2	0	1	3	0	4	2	6	2	292	1	0	1	0	2	1	1	4	3	3	0	43	2.4	–	3	0	0	0	6	1	0	9	0	2	8	5
Rd 21 @ CollingwoodW 97-72 30 July	20	11	9	5	0	0	3	2	4	4	15	0	333	0	0	1	2	2	1	1	1	5	7	0	76	10.4	–	0	0	1	1	17	3	3	13	1	0	19	9
Rd 20 @ MelbourneW 117-97 24 July	10	6	4	4	1	0	2	0	2	7	5	1	139	1	0	1	7	1	0	0	3	2	4	0	52	15.7	–	0	0	0	0	9	5	0	8	3	1	12	5
Rd 19 v St KildaW 102-75 16 July	23	10	13	9	0	0	3	2	1	7	15	1	214	0	0	1	1	2	0	1	6	1	6	1	92	6.4	–	0	0	1	1	17	7	1	10	1	0	22	6
Rd 17 v Brisbane LionsL 101-123 2 July	16	7	9	4	0	0	0	1	0	7	11	1	170	0	0	2	4	3	1	2	4	4	7	0	46	7.8	–	0	0	0	1	13	5	1	4	2	0	18	5
Rd 15 @ FremantleL 90-99 18 June	14	8	6	3	0	0	0	1	0	7	7	0	255	0	0	4	0	0	0	0	5	0	6	0	45	14.1	–	0	0	0	1	13	7	0	12	0	0	14	7
Rd 14 v Gold Coast SUNSW 105-60 12 June	16	9	7	4	0	1	2	0	1	4	12	0	262	1	0	2	2	2	1	0	3	4	4	0	63	6.7	–	0	0	0	0	14	3	0	11	2	1	16	7
Rd 13 @ Adelaide CrowsL 74-75 4 June	11	5	6	6	0	0	0	0	0	2	9	0	83	0	2	3	2	2	0	1	0	1	2	0	42	2.8	–	0	0	0	0	8	0	2	7	2	0	11	3
Rd 12 @ CarltonL 84-88 29 May	15	8	7	9	0	0	4	1	1	3	11	0	102	0	0	1	2	1	1	0	2	1	3	0	82	2.3	–	0	3	0	1	12	2	1	14	2	0	14	7
Rd 11 v Sydney SwansW 107-80 23 May	18	12	6	7	0	0	2	2	2	6	12	0	224	0	1	3	2	1	1	1	3	0	5	0	75	8	–	0	0	0	2	17	3	1	5	2	0	18	11
Rd 10 @ Brisbane LionsW 117-76 14 May	10	5	5	1	0	0	3	0	0	2	9	0	117	0	0	4	4	1	1	1	2	1	2	0	38	5.2	–	0	0	0	0	9	2	0	7	3	0	11	5
Rd 9 v CollingwoodW 122-68 9 May	18	11	7	8	0	0	1	1	3	2	16	2	231	0	0	2	3	4	0	0	6	3	2	0	75	8.9	–	0	0	0	1	13	2	2	12	3	0	18	7
Rd 8 v North MelbourneW 135-86 2 May	15	7	8	4	0	0	0	0	3	5	9	1	203	0	0	1	2	4	0	3	3	4	7	0	40	6.2	–	0	0	0	0	13	5	0	8	1	0	14	5
Rd 7 @ Port AdelaideL 65-95 25 Apr	15	8	7	3	0	0	4	1	1	8	8	0	240	0	0	2	3	2	0	0	2	4	7	0	63	12	–	0	0	0	1	11	7	1	12	1	0	16	5
Rd 5 v West Coast EaglesW 122-76 12 Apr	14	7	7	3	3	0	3	1	3	4	9	1	301	1	0	0	0	2	0	1	5	1	3	0	71	17.9	–	0	0	0	1	13	4	0	12	0	3	13	6
Rd 3 v Adelaide CrowsW 68-60 26 Mar	17	9	8	6	0	0	1	2	2	7	11	0	150	0	0	1	1	0	0	0	2	2	4	0	65	7.5	–	0	0	0	2	15	5	1	5	0	0	18	7
Rd 1 v FremantleW 110-100 14 Mar	8	7	1	3	0	0	1	1	3	2	6	0	286	0	0	1	1	3	0	0	2	2	3	0	36	3.9	–	0	0	0	1	4	1	1	8	0	0	8	3
Opening Round @ Gold Coast SUNSL 69-125 6 Mar	17	6	11	4	0	1	6	2	0	8	10	0	137	0	0	2	2	2	2	0	5	2	4	1	79	7.6	–	0	14	1	1	13	4	0	14	1	1	18	4

Splits, AFL

Split
HomeHome or away · won 72 of 90	90	13.3	7.9	5.4	4.2	0.1	0.1	2.6	0.8	1.5	4.5	9.0	0.2	190	0.1	0.3	1.6	1.9	1.8	0.7	0.7	2.8	2.1	3.9	0.2	56.6	6.8	0.0	0.1	2.2	0.2	0.7	10.7	3.2	0.8	10.9	1.3	0.3	13.5	6.0
AwayHome or away · won 41 of 79	79	13.3	8.0	5.3	4.3	0.1	0.1	2.5	1.0	1.4	4.7	8.6	0.2	194	0.1	0.3	1.8	2.2	1.7	0.8	0.7	2.5	2.1	4.0	0.1	57.0	7.6	–	0.1	2.9	0.2	0.8	10.7	3.4	0.9	11.5	1.5	0.2	13.3	6.1
WinsResult	113	13.5	8.0	5.4	4.3	0.1	0.1	2.7	1.0	1.6	4.5	9.0	0.3	193	0.1	0.2	1.5	2.2	1.7	0.8	0.6	2.8	2.0	3.9	0.2	58.2	7.4	0.0	0.1	2.6	0.2	0.8	11.0	3.3	0.9	10.9	1.4	0.2	13.5	6.2
LossesResult	56	13.0	7.8	5.2	4.1	0.1	0.1	2.3	0.9	1.1	4.7	8.4	0.1	189	0.1	0.4	2.1	1.9	2.0	0.8	0.9	2.4	2.4	4.1	0.1	53.9	6.6	–	0.1	2.4	0.2	0.7	10.2	3.4	0.9	11.8	1.3	0.2	13.2	5.6
Regular seasonStage · won 104 of 152	152	13.6	8.1	5.5	4.4	0.1	0.1	2.6	0.9	1.5	4.6	9.1	0.2	195	0.1	0.3	1.7	2.1	1.8	0.7	0.7	2.7	2.1	3.9	0.1	58.3	7.2	0.0	0.1	2.6	0.2	0.7	10.9	3.3	0.9	11.3	1.4	0.2	13.7	6.1
FinalsStage · won 9 of 17	17	10.7	6.3	4.4	2.8	0.0	0.0	1.9	0.8	1.5	4.4	6.4	0.1	158	0.0	0.1	1.5	1.6	1.6	1.0	0.6	2.4	2.1	3.8	0.1	42.8	6.5	–	0.1	1.6	0.1	0.6	8.8	3.2	0.4	10.1	0.9	0.0	10.8	4.9
Brisbane LionsOpponent · won 8 of 15	15	12.9	7.5	5.4	3.4	0.1	0.1	2.7	2.1	1.8	4.8	8.1	0.2	187	0.2	0.3	1.5	1.7	1.9	1.3	1.1	2.7	2.3	3.1	0.1	52.9	6.7	–	0.0	5.7	0.2	1.9	10.5	2.9	0.6	11.6	0.9	0.3	12.9	5.6
Port AdelaideOpponent · won 7 of 13	13	13.5	8.3	5.2	4.3	0.1	0.2	2.7	0.8	1.1	4.5	9.0	0.2	199	0.3	0.2	1.9	2.2	1.7	0.8	0.7	3.1	2.1	4.1	0.1	58.4	7.4	–	0.1	3.3	0.2	0.5	11.5	3.6	0.7	11.2	1.2	0.2	13.5	6.7
HawthornOpponent · won 7 of 11	11	12.4	6.5	5.8	3.6	0.1	0.1	3.7	1.4	1.4	5.7	6.8	0.1	127	0.1	0.4	1.3	2.7	2.1	0.8	1.2	2.9	1.7	4.6	0.5	55.0	8.3	0.1	0.1	3.0	0.2	1.2	10.4	4.4	1.0	12.5	1.8	0.3	12.5	5.2
Western BulldogsOpponent · won 9 of 11	11	12.4	7.0	5.4	3.9	0.1	0.0	2.2	0.6	1.0	3.8	8.5	0.0	147	0.0	0.1	1.4	1.4	1.6	0.7	0.5	2.0	2.0	3.3	0.1	52.1	5.1	–	0.0	1.8	0.2	0.5	9.9	2.6	0.5	12.8	0.8	0.1	12.3	5.1
Adelaide CrowsOpponent · won 8 of 10	10	12.8	7.0	5.8	4.9	0.0	0.1	2.5	1.0	1.2	4.9	8.2	0.0	175	0.0	0.7	1.6	1.7	1.3	0.4	0.3	2.6	1.9	3.7	0.0	56.9	6.8	–	0.1	1.0	0.2	0.8	10.1	3.2	1.3	11.0	1.0	0.1	13.1	5.2
CarltonOpponent · won 5 of 10	10	11.1	6.1	5.0	2.7	0.1	0.0	2.9	0.9	1.3	4.4	6.8	0.2	161	0.1	0.2	1.4	2.1	1.8	0.7	0.4	1.7	2.2	3.6	0.2	48.1	7.3	–	0.1	3.9	0.4	0.5	8.1	3.1	0.7	12.4	1.8	0.1	11.2	4.3
CollingwoodOpponent · won 6 of 10	10	13.4	8.3	5.1	4.6	0.0	0.0	2.9	0.4	1.5	4.4	9.0	0.2	205	0.0	0.5	2.1	2.6	2.6	0.8	0.7	1.7	3.0	4.7	0.0	59.2	7.4	–	0.1	1.0	0.2	0.2	10.3	3.0	1.4	11.7	2.1	0.0	13.4	5.9
FremantleOpponent · won 5 of 10	10	12.2	8.0	4.2	3.4	0.0	0.1	1.1	0.8	1.4	4.1	7.7	0.1	254	0.0	0.1	2.3	1.9	1.0	0.7	0.3	2.6	1.9	3.8	0.1	46.9	7.3	–	0.1	1.6	0.0	0.8	9.8	3.2	0.8	8.1	1.4	0.2	11.8	5.9
RichmondOpponent · won 6 of 10	10	14.8	8.8	6.0	5.0	0.0	0.1	2.2	0.6	1.6	4.3	10.6	0.3	212	0.1	0.2	2.6	1.5	1.8	0.8	0.7	2.5	2.2	4.5	0.2	61.0	8.2	–	0.3	2.3	0.0	0.6	12.1	3.2	1.1	11.7	1.1	0.2	14.9	6.9
St KildaOpponent · won 7 of 10	10	16.3	9.8	6.5	5.8	0.0	0.2	2.2	0.7	1.5	4.8	11.5	0.4	251	0.2	0.2	2.0	2.6	1.7	0.7	0.4	3.2	2.8	4.8	0.2	68.3	7.1	–	0.0	0.4	0.1	0.6	13.0	4.0	1.2	10.1	2.1	0.2	16.3	7.4
EssendonOpponent · won 8 of 9	9	12.2	7.4	4.8	4.3	0.1	0.2	2.7	0.9	2.0	3.4	8.6	0.8	167	0.1	0.0	1.3	2.0	1.8	0.8	0.8	2.8	2.1	3.0	0.3	54.9	5.5	–	0.3	3.8	0.1	0.8	9.7	2.7	0.8	10.8	1.7	0.4	12.0	6.0
Gold Coast SUNSOpponent · won 6 of 9	9	13.8	8.0	5.8	4.1	0.0	0.2	2.9	1.1	1.3	5.3	8.8	0.1	215	0.1	0.3	1.7	1.9	1.9	1.0	0.4	2.6	2.3	3.9	0.4	59.3	6.5	–	0.0	1.9	0.2	0.9	10.7	3.3	0.7	9.9	1.0	0.2	14.1	5.6
MelbourneOpponent · won 6 of 9	9	13.1	8.2	4.9	5.1	0.2	0.0	2.1	0.4	1.4	5.0	8.8	0.2	190	0.1	0.1	1.6	2.9	2.0	0.6	0.8	2.4	1.3	3.9	0.0	57.8	7.8	–	0.1	1.9	0.2	0.2	10.4	3.7	0.6	11.9	1.6	0.2	13.8	5.9
North MelbourneOpponent · won 9 of 9	9	13.7	7.4	6.2	4.3	0.1	0.1	2.2	0.8	2.0	4.6	9.4	0.6	180	0.3	0.3	1.6	2.2	1.4	0.4	0.6	3.7	2.2	4.9	0.2	56.2	8.7	–	0.2	0.7	0.2	0.6	11.4	3.6	1.1	10.3	1.1	0.2	14.0	5.9
West Coast EaglesOpponent · won 8 of 9	9	14.6	8.7	5.9	4.2	0.4	0.0	3.2	0.9	1.7	4.6	10.1	0.1	200	0.2	0.2	1.3	1.3	1.3	0.6	0.4	3.3	1.8	3.2	0.0	65.2	8.3	–	0.1	3.6	0.4	0.4	11.4	3.7	0.7	10.6	0.9	0.4	14.7	6.6
Sydney SwansOpponent · won 7 of 8	8	14.3	9.5	4.8	5.0	0.0	0.0	2.5	1.4	1.6	4.9	9.9	0.0	215	0.0	0.6	1.6	2.9	2.3	1.0	1.1	2.8	2.0	3.9	0.0	60.6	7.4	–	0.0	3.0	0.4	1.0	11.9	3.4	1.3	10.0	2.0	0.1	14.8	7.8
GWS GIANTSOpponent · won 1 of 6	6	13.3	9.5	3.8	4.2	0.2	0.2	2.5	0.3	1.2	4.3	9.7	0.0	180	0.2	0.3	1.5	1.8	2.2	0.8	1.7	3.0	1.7	4.2	0.0	55.7	5.8	–	0.0	2.7	0.2	0.2	11.2	3.0	1.0	13.7	1.5	0.3	14.0	7.8
GMHBA StadiumGround · won 49 of 60	60	14.0	8.4	5.5	4.5	0.1	0.1	2.5	0.9	1.6	4.4	9.7	0.3	207	0.2	0.3	1.6	2.0	1.9	0.7	0.7	3.1	2.2	3.9	0.1	59.0	6.4	–	0.1	2.3	0.2	0.7	11.2	3.0	0.9	10.9	1.3	0.3	14.1	6.3
MCGGround · won 28 of 45	45	12.8	7.5	5.3	4.2	0.1	0.1	2.8	1.0	1.4	4.8	8.2	0.2	170	0.1	0.3	1.8	2.3	2.0	0.8	0.8	2.1	2.2	4.1	0.2	55.7	7.9	0.0	0.1	3.0	0.2	0.7	10.2	3.4	0.9	12.0	1.6	0.2	13.0	5.7
Adelaide OvalGround · won 9 of 16	16	13.0	7.1	5.9	4.1	0.1	0.0	2.6	1.1	0.9	4.7	8.3	0.1	189	0.1	0.3	1.6	1.3	1.8	0.7	0.7	2.4	2.0	3.5	0.1	54.8	7.1	–	0.1	3.4	0.4	0.7	10.9	3.7	0.8	11.6	0.8	0.1	13.0	5.8
GabbaGround · won 7 of 12	12	11.9	6.8	5.1	3.7	0.1	0.1	2.3	1.5	1.8	4.3	7.3	0.1	161	0.2	0.3	1.9	2.6	1.1	0.7	0.5	2.5	2.1	3.7	0.1	50.4	8.1	–	0.0	2.6	0.1	1.4	10.1	3.5	0.7	11.0	1.9	0.3	11.7	5.5
Marvel StadiumGround · won 5 of 9	9	14.8	8.3	6.4	4.6	0.0	0.1	3.3	0.9	1.9	4.8	10.3	0.6	201	0.1	0.2	1.4	1.8	2.1	0.8	0.4	3.3	2.8	3.8	0.2	64.4	7.3	–	0.1	2.0	0.2	0.7	11.0	3.6	0.9	14.6	1.1	0.1	15.1	5.7
Optus StadiumGround · won 4 of 9	9	13.8	9.0	4.8	4.4	0.0	0.0	1.8	0.8	1.4	4.3	8.9	0.1	227	0.0	0.1	2.4	2.0	1.8	0.7	0.9	2.6	2.7	4.1	0.0	55.0	6.5	–	0.1	2.7	0.0	0.8	11.2	3.7	0.9	8.9	1.7	0.0	13.2	6.6
People First StadiumGround · won 5 of 8	8	11.8	7.0	4.8	4.1	0.1	0.1	2.1	0.4	0.6	4.9	7.3	0.0	151	0.0	0.1	1.6	2.5	0.9	1.1	0.1	2.1	1.6	4.4	0.1	53.0	7.3	–	0.3	1.8	0.1	0.3	9.1	3.1	0.9	8.9	1.4	0.3	12.1	5.5
SCGGround · won 3 of 4	4	13.0	9.0	4.0	4.5	0.0	0.0	2.8	1.8	1.5	4.8	8.5	0.0	245	0.0	0.5	1.8	2.5	1.8	1.5	1.0	3.0	1.3	3.8	0.0	58.0	7.2	–	0.0	3.8	0.5	1.3	10.3	3.3	1.0	8.8	1.8	0.0	13.3	7.0
ENGIE StadiumGround · won 0 of 2	2	10.5	8.0	2.5	2.5	0.5	0.0	2.0	0.0	0.5	5.0	6.5	0.0	135	0.5	0.0	1.5	2.0	2.0	1.0	2.0	2.5	1.0	4.0	0.0	42.5	4.7	–	0.0	0.0	0.0	0.0	9.5	3.5	0.0	9.0	1.5	0.5	11.5	7.5
Corroboree Group Oval ManukaGround · won 1 of 1	1	21.0	16.0	5.0	7.0	0.0	1.0	1.0	0.0	2.0	5.0	16.0	0.0	291	0.0	1.0	2.0	1.0	0.0	2.0	0.0	7.0	0.0	7.0	0.0	86.0	10.5	–	0.0	0.0	0.0	0.0	17.0	3.0	3.0	10.0	1.0	1.0	21.0	13.0
Ninja StadiumGround · won 1 of 1	1	12.0	9.0	3.0	4.0	0.0	0.0	1.0	0.0	2.0	2.0	10.0	0.0	253	0.0	0.0	1.0	0.0	0.0	1.0	0.0	2.0	1.0	5.0	0.0	50.0	6.2	–	1.0	0.0	0.0	0.0	11.0	1.0	1.0	8.0	0.0	0.0	12.0	8.0
Norwood OvalGround · won 1 of 1	1	14.0	7.0	7.0	3.0	3.0	0.0	3.0	1.0	3.0	4.0	9.0	1.0	301	1.0	0.0	0.0	0.0	2.0	0.0	1.0	5.0	1.0	3.0	0.0	71.0	17.9	–	0.0	0.0	0.0	1.0	13.0	4.0	0.0	12.0	0.0	3.0	13.0	6.0
TIO StadiumGround · won 0 of 1	1	12.0	6.0	6.0	4.0	0.0	0.0	1.0	0.0	0.0	5.0	7.0	0.0	173	0.0	0.0	1.0	2.0	2.0	0.0	1.0	0.0	2.0	4.0	0.0	43.0	4.0	–	0.0	0.0	0.0	0.0	9.0	5.0	0.0	10.0	1.0	0.0	12.0	4.0

Recent games

Stats from official league and public sports feeds. Updated hourly.