Bill Gates is still the world's richest man

Bill Gates is worth a mind blowing $79 billion
Bill Gates is worth a mind blowing $79 billion

Microsoft guru Bill Gates has again been named as the world's richest man, with his fortune estimated to be in excess of €79bn, according to the latest Forbes rich list.

Gates' net worth rose by just over $3bn in the last year and that meant he edged ahead of Mexican businessman Carlos Slim ($77bn) to claim the top spot.

Indian tycoon Pallonji Mistry is Ireland's richest citizen, with his fortune estimated to be a massive $16.3bn. He presides over business interests ranging from construction and oil to Tetley Tea and Jaguar Land Rover

The wealthiest Irish citizen to have been born here is businessman Denis O'Brien, according to Forbes, which puts the Digicel founder's fortune at $6.8bn.

Other Irishmen who made the list were Glen Dimplex founder Martin Naughton has an estimates $2.8bn fortune, Campbells Soup heir John Dorrance III, an American-born Irish citizen, who is said to be worth $2.6bn, while businessman Dermot Desmond, who created a private equity investments empire after founding and selling NCB Stockbrokers, has a $1.8bn fortune, according to Forbes.

One notable mover in the latest rich list is Facebook founder Steven Zuckerberg, who made it into the top 20 of the rich chart as he moved to No.16 with an estimated fortune of $33.4bn.

Even though many of the world's economies are still in a less than stable state, are a record 1,826 billionaires in the world according to the survey, an increase of 181 in the past 12 months.

Forbes 2015 ranking of richest people:

1. Bill Gates $79.2bn (Microsoft)

2. Carlos Slim Helu $77.1bn (Phones and construction in Mexico)

3. Warren Buffett $72.7bn (Global investor)

4. Amancio Ortega $64.5bn (Zara and other fashion chains)

5. Larry Ellison $54.3bn (Oracle data storage technology)

6. Charles Koch $42.9bn (Industrialist)

7. David Koch $42.9bn (Industrialist)

8. Christy Walton $41.7bn (Walmart retail giant)

9. Jim Walton $40.6bn (Walmart retail giant)

10. Liliane Bettencourt $40.1bn (L'Oreal cosmetics firm)