He has previously reached the pinnacle of Australian Rules Football, but Sunday's epic All-Ireland Senior Club Football Championship victory was extra special for Mark O'Connor. 

Representing Dingle in the All-Ireland club final, O'Connor and his teammates prevailed in a thrilling contest over St Brigid's to be crowned the All-Ireland club senior football champions for the very first time. 

The two sides could not be separated in regular time, with the match going to extra-time before Dingle star Michael Geaney sealed the deal in the 82nd minute, sparking incredible celebrations around Croke Park.

Among the crowd inside the famous Irish venue were numerous members of O'Connor's family, but also some familiar faces with Patrick Dangerfield, Jack Henry, Mark Blicavs and Aishling Moloney making the journey to support their Geelong teammate. 

O'Connor described the elation of Sunday's triumph post-game, noting how difficult it was to keep his emotions in check. 

"It means everything," O'Connor said. 

"It was actually very strange to see a few Geelong players in the crowd, next to my family. It has been 10 years since I played here, obviously never played here in the red and white.

"There was a lot of emotion coming in, which wasn't easy to keep a lid on. One of the streets was actually lined with Dingle people on the way in on the bus, some fellas were probably trying to avoid it because the emotions were getting a bit too high.

"I think we managed to stay calm through it all today, through everything that was thrown at us."

O'Connor was described by many as one of the standout performers on the day, playing brilliantly through the midfield to help keep his side in the contest. 

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The Irish star also produced one of the top plays in the match, diving across an opponent's boot with a brilliant block that resembled a smother in the AFL. 

There was certainly plenty of support from back home, with his Geelong teammates in the stands at Croke Park cheering along with close family and friends. 

But the support extended across to the other side of the globe, with a number of Cats players and staff packing the club at 2am on Monday morning to watch all the action as it unfolded. 

O'Connor described the experience and expressed his gratitude to the Cats for helping him to achieve a childhood dream. 

"They have been phenomenal, they didn't actually need any convincing," O'Connor explained. 

"With the Munster campaign, we won the County Championship and I thought, this is everything, this is the best thing ever.

"I wanted to go and do right by Geelong and be back for day one, ready to go. The more I thought about it, the more that I thought it would keep me fit anyway. I love this club, I couldn't watch it so then I asked to come back for two more games.

"They needed no convincing, they just said to come back for January and that was perfect. They said you go for it, we know how much this means to you. Then as soon as that happened, there was talk of the other players coming over and supporting me which is something else.

"I have said it before, but I wouldn't still be in Australia if it wasn't for Geelong. I am just so grateful for them and how they have handled all of this.

"I rang Andrew Mackie, our General Manager, he just said we are with you all the way, we hope you do it. Chris Scott, our head coach got in touch, he said we are backing you all the way. It is not just that they allow me to do it, it is more that they are loving it and want me to go on and win it."