Cork harbour town. A navy man’s daughter. A girl who ran to school on roads that smelled of salt and diesel, with nothing but lungs and a quiet, burning need to be somewhere else entirely.

That is where Sonia O’Sullivan began.

Cobh is a small place — beautiful, tight-knit, the kind of town where everyone knows your name before you’ve done anything worth knowing. Growing up there in the 1970s and 80s, O’Sullivan had no blueprint for what she was about to become. Her father John kept goal for Cobh Ramblers and served in the Irish Navy. Her world was modest and real and close to the water. But something in her ran deeper than the harbour, and eventually it ran faster than almost anyone on earth.

A sporting scholarship took her to Villanova University in the United States — an ocean away from everything familiar — and that distance became rocket fuel. By January 1991, at Boston, she broke the world indoor record for the 5000 metres, taking more than five seconds off the old mark. She was twenty-one years old and studying accountancy in a foreign country. Nobody who watched her that day forgot it.

The years that followed were something close to historic. Between 1993 and 1995, Sonia O’Sullivan became the most complete distance runner on the planet. She won eleven of twelve races at 1500 metres or the mile in 1995 alone. She set world records. She set European records. She produced world-best times in four different events in a single season — the 1500 m, the mile, the 2000 m, the 3000 m — in the space of a few extraordinary weeks in the summer of 1994. And in 1995, at the World Championships in Gothenburg, she kicked past the world record holder Fernanda Ribeiro in the final 200 metres and won gold.

She was the finest female distance runner Ireland had ever produced. Possibly the finest it has ever seen.

But sport, as it always does with the ones who feel too much, had other plans.

Atlanta 1996 should have been her moment. Reigning world champion. Favourite. The whole weight of Irish expectation resting on her shoulders. But a stomach illness tore through her in the final, and a woman who had outrun the world for three years could not finish the race. She stood there — or didn’t stand there — in the cruelest possible silence.

What happened next is the part that doesn’t get told enough.

She came back. Not quietly, and not slowly. In Marrakesh in 1998, she won both the short course and the long course at the World Cross Country Championships on successive days — something only one other woman in history has achieved. At the European Championships in Budapest that same year, she entered the 10,000 metres having never run it on a track in competition, then produced a 28.1-second final 200 metres to win gold. Four days later, she won the 5000 metres gold as well. She was twenty-eight years old and running like someone who had a score to settle with the universe.

There was Sydney 2000, where she crossed the line in 14:41.02 — a national record — to win Olympic silver, becoming only the second Irish woman to stand on an Olympic podium. There was the comeback after the birth of her daughter Ciara, back in training ten days after giving birth. There was Athens 2004, her fourth Olympics, where illness swallowed her whole again in the final — and still the crowd rose and roared her home as she completed her last lap, broken and unbowed.

Some athletes collect trophies. Sonia O’Sullivan collected herself, over and over again, from the floor.

She ran with a finishing kick so devastating — 28-second final 200 m splits — that rivals could see her coming and still couldn’t stop her. She broke or set Irish national records across every distance from the mile to the marathon. She carried the Olympic flame into St Stephen’s Green in Dublin in 2012. She has a statue in Cobh. Her daughter Sophie is now winning European titles of her own.

The woman from the harbour town didn’t just make history. She handed it down.

To be the best in the world and still be denied — by illness, by timing, by the random cruelty of a stomach upset on the biggest night of your career — is not failure. It is something far more human, and far more worth remembering.

Sonia O’Sullivan deserved every stage she ever stood on. And a few she never got to reach.