4. Tony Gwynn and Tony Gwynn Jr.
Tony Gwynn, Sr. is a member of the MLB Hall of Fame and enjoyed 11 seasons where he had a minimum of 500 official at-bats. He also had over 200 hits in a season five times. Tony Gwynn Jr. is now a broadcaster for MLB games but he had a pretty good run in the majors. While the careers are not the same for father and son, they both have had major contributions to their teams.
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