William Bonac never won the Mr. Olympia — and that is exactly why his story matters. 🏆
Most champions arrive fast and fade fast. Bonac did the opposite: he climbed one place at a time, got better in his forties, and was still winning pro shows in 2026.
This is not his full biography. For his complete verified record, read his William Bonac biography.
What follows is the other half of the story: how “The Conqueror” kept improving, what changed in his veteran years, and how his farewell is unfolding.
The Patient Climb: 15th to 2nd
Bonac’s Olympia debut in 2014 ended in 15th place. That is not where future contenders usually start.
Instead of chasing size at any cost, he refined what he already had: dense muscle, sharp conditioning and a compact, proportional frame that showed every detail.
The placings tell the story of that patience. He finished 8th in 2015, 5th in 2016 and 3rd in 2017, behind only Phil Heath and Big Ramy.
He slipped to 4th in 2018, the night Shawn Rhoden ended Heath’s reign — and by then a Bonac top-five finish was simply expected.
Photo: Tayfun Ayra
Two Arnold Classic Titles
The Arnold Classic became Bonac’s stage. He won it in Columbus, Ohio, in 2018, finished 2nd there in 2019, and won it again in 2020.
Those two Arnold titles put him in rare company, and they explain his farewell plan — more on that below.
His best Olympia night came in between those Arnold wins. At the 2019 Mr. Olympia he finished 2nd, runner-up to Brandon Curry, the closest he ever came to the Sandow trophy.
Read Curry’s side of that rivalry in our Brandon Curry biography.
What “Improving” Actually Meant for Bonac
For Bonac, improvement was rarely about adding dramatic size. It was about presentation: tighter conditioning, better balance between muscle groups, and a physique that looked complete from every angle.
That is a useful lesson for any lifter. Judges reward a finished, detailed physique over a bigger but unfinished one — and Bonac built a 12-Olympia career on that principle. 💪
It also explains his longevity. A compact, well-conditioned physique held up better over time than a physique built only on maximum mass.
He never let his height define him either. Critics pointed to his shorter stature next to taller champions, but his density and detail kept him in every top-level comparison for a decade.
Photo: Charles Lowthian
The Veteran Years: A Break, Then a Comeback
After 2019, the walk down began — slowly. Bonac placed 5th at the 2020 Olympia, 6th in 2021 and 9th in 2022.
After a 7th-place finish at the 2023 Arnold Classic, he stepped away for the rest of 2023 and did not compete at that year’s Olympia.
He spoke honestly during that period about wondering whether to retire. He decided to return — on his own terms.
The comeback worked. In 2024 he won the Empro Classic Pro in Spain, took 2nd at the Portugal Pro and the Dubai Pro, and placed 7th at the 2024 Mr. Olympia at 42 years old.
In 2025 he went further: 5th at the Arnold Classic, a Detroit Pro win, 4th at the Pittsburgh Pro, and 2nd at both the New York Pro and the Dubai Pro, before placing 9th at his 11th Olympia.
2026: Still Winning, Then Saying Goodbye 👋
Retirement talk is easier to believe when a bodybuilder stops winning. Bonac did not stop.
In June 2026 he won the France Pro in Marseille and the Empro Classic Spain Pro, then finished 2nd at the FLEX Weekend Italy Pro days later.
Those wins qualified him for one last Olympia. In January 2026 he had already spoken openly about his passion fading and feeling that the sport’s camaraderie had changed — which makes the way he finished the year all the more telling.
At the 2026 Mr. Olympia in Las Vegas, won by Nick Walker, Bonac finished tied 16th — and the Olympia paid tribute to him on stage at the finals, at the show he had said would be his last.
He climbed from 15th to 2nd across his Olympia career. The final placing was not the point; the farewell was.
Photo: Instagram @william_bonac
The Farewell Plan: One Last Arnold
Bonac has said the 2026 Olympia was his final Olympia — but not his final show.
He plans to finish his career at the 2027 Arnold Classic in Ohio and the Arnold Classic UK, the stage where he won twice and where he wants to say goodbye properly.
Until those shows happen, that plan stays a plan, not a result. Nothing in this article claims a 2027 placing.
That choice sums up his career. He started as a 15th-place debutant, became a two-time Arnold champion and an Olympia runner-up, and he is choosing his own exit — on the stage that made him a champion. 🏅
Frequently Asked Questions
Did William Bonac ever win the Mr. Olympia?
No. His best Olympia finish was 2nd in 2019, behind Brandon Curry. He placed in the top five five years in a row, from 2016 to 2020.
Did William Bonac compete in 2026?
Yes. He won the France Pro and the Empro Classic Spain Pro, finished 2nd at the FLEX Weekend Italy Pro, and then competed at his final Mr. Olympia, finishing tied 16th.
Is William Bonac retired?
Not quite. His final Olympia is done, but he plans to end his career at the 2027 Arnold Classic and Arnold Classic UK. He has not announced a 2027 result, because those shows have not happened yet.
How many Arnold Classic titles did William Bonac win?
Two — in Columbus, Ohio, in 2018 and again in 2020. He also finished 2nd there in 2019 and 2022.
Where can I read William Bonac’s full career record?
In his William Bonac biography, which carries his full verified contest history. This feature focuses on how he improved and on his farewell run, rather than repeating that whole record.