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Swimming · Individual medley · Japan

Kosuke Hagino

2012–2021 · Olympic 400 m individual medley champion in Rio 2016.

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Quick answer

According to GOAT Rank's current model, Kosuke Hagino ranks #1412 globally and #118 in Swimming, with a GOAT Score of 79.8 (82.3 in-sport). The ranking is based on verified career data across peak, dominance, honours, statistics and longevity.

How the GOAT Score is calculated →

Sources: World Aquatics, Olympedia, IOC results · Last verified 2026-09-14 · Data confidence 98%

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Ranking model

100% titles, statistics, dominance, longevity and global competition depth.

Pure sporting data
79.8
In-sport score
82.3
Swimming
Cross-sport score
79.8
Global
Cultural & brand footprint 46/100 · total legacy 73.5
Olympic gold medals
1
Olympic medals
4
World Championship golds
1
Asian Games golds
11
Pan Pacific golds
4

Category profile

Dominance
82
Peak
90
Longevity
74
Honours
82
Statistics
84

Career timeline · Form index per season

Editorial season form index (0–100), not raw goals or points. Raw season-by-season statistics are shown only where fully verified.

SeasonForm index per seasonShare of career
20121
20133
20145
20153
20163
20172
20181
20190
20201
20210

Data sources

  • World Aquatics
  • Olympedia
  • IOC results

Last verified: 2026-09-14

Figures come from public records and are normalised per sport. See the methodology for category weights. Method

Why Kosuke Hagino ranks #118 in Swimming

Kosuke Hagino ranks #118 in Swimming and #1412 of 5087 across all sports. The verified GOAT Score is 82.3/100.

The verified career covers 2012–2021 and 10 documented seasons. Peak is 90/100, with Peak the strongest category at 90/100 (20% weight). Key metrics: Olympic gold medals 1, Olympic medals 4, World Championship golds 1, Asian Games golds 11.

Nearest context: ahead Amy Van Dyken (82.4); behind Petra Schneider (82.3). Rankings update whenever verified records change.

Kosuke Hagino GOAT Score explained

Dominance82/100 · weight 25%
Dominance: 82/100, based on the verified career record.
Peak90/100 · weight 20%
Peak: 90/100, based on the verified career record.
Longevity74/100 · weight 20%
Longevity: 74/100, based on the verified career record.
Honours82/100 · weight 20%
Honours: 82/100, based on the verified career record.
Statistics84/100 · weight 15%
Statistics: 84/100, based on the verified career record.

Kosuke Hagino — frequently asked

Is Kosuke Hagino the GOAT?
According to GOAT Rank's current data model, Kosuke Hagino ranks #118 in Swimming with a GOAT Score of 82.3/100, behind Michael Phelps (98.1).
What is Kosuke Hagino's GOAT Score?
82.3/100, calculated from the verified career record: Dominance 82 (25%), Peak 90 (20%), Longevity 74 (20%), Honours 82 (20%), Statistics 84 (15%).
Where does Kosuke Hagino rank all time?
#1412 of 5087 eligible athletes across all sports and #118 in Swimming.
Kosuke Hagino vs Amy Van Dyken: who ranks higher?
Amy Van Dyken ranks higher at 82.4 versus Kosuke Hagino at 82.3, a margin of 0.1 points.

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