George Costanza would be very proud of Brent Seabrook. Jerry Seinfeld? Not so much.

The Chicago Blackhawks defenseman, who wears No. 7, is the proud father of a newborn boy. And what middle name did Seabrook and his wife, Dayna, give their son? You guessed it.

Here's a photo of the 28-year-old Seabrook and little Carter Seven.

Seabrook might not want to watch this legendary Seinfeld clip, in which George is berated for his "tribute" to Mickey Mantle.

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