Examples of fighters who met early in their careers and both became big names

[rorymac]

I was thinking about the Martinez-Margarito fight back in 2000, wondered if anyone had any similar examples to share.

I know Calzaghe and Byrd met as amateurs.

[D4thincarnation]

I was thinking about the Martinez-Margarito fight back in 2000, wondered if anyone had any similar examples to share.

I know Calzaghe and Byrd met as amateurs.

Sanchez & Nelson

Pep & SRR fought an amateur fight.

Khan schooled Ortiz in the amateurs

Calderon convicingly beat a young Cotto in the amateurs.

Groves and DeGale fought when they were quite inexperienced in the pro game.

[D4thincarnation]

Lennox, stopped Bowe in the Olympics

[junior gong]

Benn - Eubank

Hopkins - Jones

Sugar Ray Leonard - Tommy Hearns

[Hougigo]

I think Manfredo Jr. beat Bute in the amateurs or something like that.
Also Vasquez-Canelo... I think Canelo beat Vasquez on his debut, then beat him again a little later

[ANT_P1989]

James Toney & Roy Jones Jr.

[Alec900]

Golovkin knocked Bute out in the amateurs but I'm not sure if you can call Golovkin big name

[BoxingGenius27]

Tyson - Holyfield

[TP6 U Snitch]

Pryor beat Hearns in the amateurs as well as Berto beating Bradley.

[Cloud]

Gerald McClellan defeated Roy Jones in the amateurs.