Bernard is the oldest world champion in boxing history, a record he is likely to hold for many years.
Hopkins broke his own record when he took the IBF crown from Tavoris Cloud in March 2013 a couple months after his 48th birthday.
Back in October 2011 he had already shattered George Foreman's record when he outpointed Jean Pascal to lift the WBC belt, aged 46.
As Hopkins fast approaches his 52nd Birthday in January, he has decided to call it a day after a glamorous 28 year career.
On BoxNation this weekend he bows out of the game against puncher Joe Smith Jr at the Forum in Inglewood, California.
Here are some other Golden Oldies who clinched world titles when many boxers of their age are sitting at home in their slippers.
Foreman was 45 years and 10 months and in the second phase of his career when he knocked out Michael Moorer inside ten rounds to become IBF and WBA heavyweight champion in November 1994.
SUGAR BOY MALINGA
The South African was just eight days short of his 42nd birthday when he travelled to London and upset Robin Reid in December 1997 to claim the WBC super-middleweight crown for the second time. He was 40-years-old when he lifted the title in March 1996 taking a split decision against Nigel Benn in Newcastle, but soon lost the title to Vincenzo Nardiello, who then lost to Reid.
The Cornwall-born former world heavyweight champion stepped back down in weight in November 1903 and won the light-heavyweight crown by outpointing George Gardner in the Mechanic's Pavilion, San Francisco.
'Hands of Stone' (below, right) was closing in on his 38th birthday when he challenged Iran Barkley for the WBC middleweight crown and took a split decision in Atlantic City.
'Jersey Joe' beat Ezzard Charles in March 1951 to claim the world heavyweight title. Officially he was 37, but many believed he was older.
In August 2000, just two months before hitting 38, 'The Real Deal' claimed the vacant WBA heavyweight championship with a close unanimous decision against John Ruiz.
The big punching South African southpaw was 37-years-old when he caused a massive upset hammering Wladimir Klitschko inside two rounds. The Hannover showdown took place in March 2003.
The Mexican was just a couple weeks shy of his 38th birthday when he captured the WBC super-bantamweight crown with a points win over Hector Acero-Sanchez in November 1995.
He was a few months past 37 when in December 1995 when he stopped Gabe Ruelas in five rounds to win the WBC super-featherweight crown.
'The Greatest' was eight months past his 36th birthday in September 1978 when he rolled back the years and got revenge against Leon Spinks to win back the WBA heavyweight crown over 15 rounds.
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