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Nikos Kontonis: The Dream That Doesn't Fit on a Résumé

From European water polo to engineering at NTUA and Deloitte, Nikos Kontonis shares the challenges, ambitions and determination behind his sporting journey.

By Mara Voss · Features Editor12/10/2026LatestShare

NIKOS KONTONIS | THE DREAM THAT DOESN'T FIT ON A RÉSUMÉ

He has competed in Europe, earned a call-up to a Greece U20 training camp and continues to play at the highest level of Greek water polo. Away from the pool, he graduated from the National Technical University of Athens and has pursued a professional career at Deloitte. In an exclusive interview with YARE Water Polo Media, Nikos Kontonis opens up about his development as an athlete, the difficult days nobody sees and the ambition that continues to drive him: representing Greece at senior international level.

There are numbers on Nikos Kontonis's résumé that immediately stand out. An 8.04/10 final grade in Mechanical Engineering at the National Technical University of Athens. A perfect 10/10 for his diploma thesis.

But there are other numbers, belonging to an entirely different world, that help explain why water polo continues to occupy such an important place in his life.

On October 3, 2026, against ANO Glyfada, Kontonis scored with 2 minutes and 28 seconds remaining, putting Palaio Faliro ahead 12–11. Glyfada equalised in the final two seconds, and the match ended 12–12. Kontonis finished with two goals.

Another demanding afternoon in Greece's top water polo division.

For Kontonis, however, competing at this level is not simply something he fits into an otherwise successful life. It is a commitment that continues to demand time, physical resilience, concentration and personal sacrifices.

What makes his story worth telling is not merely his ability to combine sporting and professional commitments. It is the seriousness with which he continues to pursue his ambitions in the pool, even as the demands of life outside it continue to grow.

Europe, Greece U20 and the Experience That Changed His Game

In 2022, Nikos Kontonis joined Ydraikos during a period when the club was preparing for European competition.

That October, he travelled with the team to Syracuse, Italy, for the Euro Cup qualifying round. Ydraikos faced opponents including Ortigia, Partizan Belgrade and Hungary's Szolnok.

For a young player, competing in Europe means more than adding matches to a season. It is an opportunity to encounter different water polo systems, adapt to unfamiliar opponents and test one's abilities beyond the domestic league.

In March 2023, another important opportunity followed when Kontonis was called into a Greece U20 national-team training camp under coach Ilias Machairas.

Both experiences contributed to his development, but when YARE asked which had left the strongest impression, his answer was clear.

"The European competition experience has stayed with me the most. I had the opportunity to play against teams and players from different countries and test myself at an international level."

He also recognised the importance of his time with the national youth setup.

"The Greece U20 training camp was also very important, but playing in Europe had the biggest impact on me."

When Kontonis eventually returned to Palaio Faliro, he brought with him greater experience and a different understanding of his responsibilities within a team.

The club was undergoing a period of development. A new coach and a group of players, including Kontonis, shared the ambition of raising its competitive level.

Over time, the team became stronger. For Kontonis, the process also marked a significant stage in his personal development.

"Personally, I returned with more experience, confidence and a better understanding of the game, becoming both a better player and a more responsible teammate."

The distinction is important.

In water polo, a player's development cannot be measured solely through goals or shooting efficiency. It also involves reading the game, recognising space, understanding teammates' movements and making the right decisions under pressure.

Kontonis has an interesting perspective on that last element.

Asked whether his decisions during crucial moments come from instinct or conscious analysis, he gave greater weight to instinct while emphasising the preparation behind it.

"A bit of both, but mostly instinct. In those moments, there isn’t much time to think. You trust the work you’ve done in training, read the situation and make a decision."

He added:

"The preparation happens before the game, when the moment comes, you simply have to trust yourself and commit."

For Kontonis, instinct is not separate from preparation. It develops through training, experience and repeated exposure to the situations that define competitive water polo.

From NTUA to Deloitte, Without Leaving the Pool Behind

Nikos Kontonis's academic journey is impressive in its own right.

He graduated from the School of Mechanical Engineering at the National Technical University of Athens with a final grade of 8.04/10, while his diploma thesis received the highest possible mark, 10/10.

Alongside his university commitments, he continued competing in Greece's top water polo division, completed his military obligations and gained professional experience.

His professional journey also includes Deloitte Greece, where he began with an internship in Strategy, Risk & Transactions.

It is a demanding path, requiring considerable commitment in two different environments.

The question is not only how he managed to complete a challenging engineering degree while competing at a high level. It is also how he continues to maintain his sporting ambitions as his professional responsibilities develop.

Kontonis makes no attempt to suggest that the balance has always been easy.

"Balancing high-level sport with engineering studies and now a professional career has never been easy. There were many times when I had to balance studying, working and recovering for training."

Yet there is one choice he has consistently resisted: treating sport and professional development as alternatives.

"But I never wanted to see them as alternatives. Water polo taught me discipline and time management, while my studies and career challenged me in different ways. My goal has always been to develop in both areas."

That decision does not mean everything falls neatly into place.

Discipline cannot eliminate physical fatigue or mental pressure. An athlete combining high-level sport with education and employment faces competing demands on the same limited hours and the same reserves of energy.

For Kontonis, continuing to invest in both has become an important part of his journey.

It also gives a different perspective to his achievements in the pool. Every training session and every match is part of a schedule that extends far beyond sport.

The Exhaustion Nobody Sees

Most people come to know athletes through their performances.

They see the goals, decisive plays, victories and celebrations. Much less often do they see the days when things are not going well, when the body struggles to respond or when the accumulation of responsibilities makes even attending training a challenge.

We asked Kontonis whether he had ever reached a point where he felt like giving up.

His response was one of the most personal moments of our conversation.

"The biggest challenge is often the exhaustion, trying to perform at 100% when both your body and mind are telling you to slow down."

He does not point to a single defeat or one particularly disappointing match.

Instead, he describes something more familiar to athletes who have spent years balancing competition with the rest of their lives.

The training sessions that do not go as planned. The days when managing everything becomes overwhelming. The periods when improvement is difficult to recognise, despite the effort being made.

Kontonis is equally clear about what has helped him continue.

"What keeps me going is remembering why I started, the people who believe in me, and the desire to keep improving."

Then comes a reflection that may resonate particularly strongly with younger players.

"I’ve learned that progress isn’t always immediate, sometimes the most important thing is simply to keep showing up and trust the process."

There is considerable experience behind those words.

Kontonis does not describe athletic development as a straight line in which every season automatically brings a greater achievement.

He recognises that difficult periods are part of the journey and that commitment does not guarantee immediate rewards.

That understanding does not make his ambitions any smaller.

It shows that he knows what pursuing them requires.

The Greek National Team Remains the Ultimate Goal

Nikos Kontonis has already gained experiences that matter in the development of a water polo player.

Competing in the Euro Cup with Ydraikos gave him the opportunity to face international opposition. His call-up to a Greece U20 training camp marked another important moment in his journey.

Today, he continues to compete in Greece's top division with Palaio Faliro.

Outside the pool, he has completed a demanding university education and is building his professional career.

But when our conversation turns to what he still wants to achieve in water polo, there is no hesitation about the destination.

"My biggest dream is to play for the Greek national team."

It is an ambition he understands will be exceptionally difficult to fulfil.

Greece's men's national team competes among the strongest teams in international water polo. Competition for a place in the senior squad is intense, and the journey from a youth national-team training camp to senior international selection is far from straightforward.

Kontonis does not underestimate the challenge.

"I know it is extremely difficult given the level of competition in Greece, but I will continue to work towards it."

There is another important dimension to his answer.

For Kontonis, the value of being a high-level athlete is not limited to results, selections or titles.

"At the same time, I want to get the most out of being a high-level athlete, not only through what I achieve in the pool, but also through the discipline, ethics and mindset that sport gives you."

He continues:

"I believe those lessons will stay with me for the rest of my life, whatever I do."

His perspective gives this story a meaning beyond the familiar challenge of balancing sport and a professional career.

Kontonis has chosen to invest in different aspects of his future without accepting that progress in one must come at the expense of ambition in another.

His journey does not need exaggerated achievements or promises of what might come next. The European experience, the academic accomplishments, the demanding everyday routine and his continued presence in competitive water polo are significant enough.

More importantly, there is an athlete who, despite what he has already accomplished outside the pool, continues to demand more of himself inside it.

Representing Greece at senior international level is not yet part of Nikos Kontonis's résumé.

It remains the dream he is still working towards.


YARE EXCLUSIVE | An exclusive interview with Nikos Kontonis for YARE Water Polo Media.

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