Denis O'Brien vs Maja Oeri: who is richer?
Denis O'Brien is richer, with a net worth of $3.09 billion versus Maja Oeri's $3.09 billion — a gap of $2.23 million, or 1.00 times as much (as of November 7, 2026).
Denis O'Brien
Source of wealth: Telecom
$3.09B
Made since you opened this page: $0.00
Maja Oeri
Source of wealth: Pharmaceuticals
$3.09B
Side-by-side
| Denis O'Brien | Maja Oeri | |
|---|---|---|
| Net worth | $3.09B | $3.09B |
| World rank | #1349 | #1351 |
| Makes per second | $1.86 | −$15.99 |
| Makes per day | $161,005 | −$1.38M |
| Today | −$105,683 | +$4.97M |
| Source of wealth | Telecom | Pharmaceuticals |
| Age | 68 | 71 |
| Country | Ireland | Switzerland |
Net worth by year
| Year | Denis O'Brien | Maja Oeri |
|---|---|---|
| 2026 | $3.1B | $3.2B |
| 2025 | $3B | $3.9B |
| 2024 | $2.8B | $3B |
| 2023 | $2.7B | $3B |
| 2022 | $3.8B | $3.9B |
| 2021 | $4.6B | $3.2B |
| 2020 | $2.9B | $2.8B |
| 2019 | $4B | $2.4B |
| 2018 | $4.6B | $2.1B |
| 2017 | $4.7B | $2.1B |
| 2016 | $5.7B | $2.1B |
| 2015 | $6.8B | $2.3B |
Frequently asked questions
Who is richer, Denis O'Brien or Maja Oeri?
Denis O'Brien is richer, worth $3.09 billion compared with Maja Oeri's $3.09 billion. The difference is $2.23 million.
Who makes more per second, Denis O'Brien or Maja Oeri?
Denis O'Brien makes more: about $1.86 per second versus −$15.99. Per day that's $161,005 vs −$1.38M.
How many times richer is Denis O'Brien than Maja Oeri?
Denis O'Brien has about 1.00 times Maja Oeri's net worth.