Template:Footer Pan American Champions 400 m Freestyle Men
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|name = Footer Pan American Champions 400 m Freestyle Men
|title = Pan American Champions in Men's 400 m freestyle
| liststyle = text-align:left;
| listclass = plainlist
| titlestyle = background:#A0D1FF;
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- 1951: {{flagPASOathlete|Tetsuo Okamoto|BRA|1951}}
- 1955: {{flagPASOathlete|Jimmy McLane|USA|1955}}
- 1959: {{flagPASOathlete|George Breen|USA|1959}}
- 1963: {{flagPASOathlete|Roy Saari|USA|1963}}
- 1967: {{flagPASOathlete|Greg Charlton|USA|1967}}
- 1971: {{flagPASOathlete|Jim McConica |USA|1971}}
- 1975: {{flagPASOathlete|Doug Northway|USA|1975}}
- 1979: {{flagPASOathlete|Brian Goodell|USA|1979}}
- 1983: {{flagPASOathlete|Bruce Hayes|USA|1983}}
- 1987: {{flagPASOathlete|Paul Robinson|USA|1987}}
- 1991: {{flagPASOathlete|Sean Killion|USA|1991}}
- 1995: {{flagPASOathlete|Josh Davis|USA|1995}}
- 1999: {{flagPASOathlete|Luiz Lima|BRA|1999}}
- 2003: {{flagPASOathlete|Ricardo Monasterio|VEN|2003}}
- 2007: {{flagPASOathlete|Matt Patton|USA|2007}}
- 2011: {{flagPASOathlete|Charlie Houchin|USA|2011}}
- 2015: {{flagPASOathlete|Ryan Cochrane|CAN|2015}}
- 2019: {{flagPASOathlete|Andrew Abruzzo|USA|2019}}
- 2023: {{flagPASOathlete|Guilherme Costa|BRA|2023}}
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}}
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