Greatest third basemen in National League history by team

Atlanta Braves: Eddie Mathews (1952-66) and Chipper Jones (1993-2012)
Miami Marlins: Mike Lowell (1999-2005)
New York Mets: David Wright (2004-present)
Philadelphia Phillies: Mike Schmidt (1972-89)
Washington Nationals: Ryan Zimmerman (2005-present)
Chicago Cubs: Ron Santo (1960-74)
Cincinnati Reds: Pete Rose (1963-78, 1984-6)
Milwaukee Brewers:Paul Molitor (1978-92)
Pittsburgh Pirates: Pie Traynor (1920-37)
St Louis Cardinals: Ken Boyer (1955-65)
Arizona Diamondbacks: Matt Williams (1998-2003)
San Diego Padres: Phil Nevin (1999-2005)
San Francisco Giants: Freddie Lindstrom (1924-32)
Los Angeles Dodgers: Ron Cey (1971-82)
Colorado Rockies: Vinnie Castilla (1993-99, 2004, 2006)

Pie Traynor: Baseball Hall of Fame Class of 1948

Born: November 11, 1898

Debut: September 15, 1920 (Pirates)

1922: Became the Pirates starting third baseman

1925: Pirates win World Series

1927: Pirates win Pennant (Lose World Series to Yankees)

1934: Suffered an arm injury which damaged his career

1934-1939: Managed the Pirates (457-406)

1937: Retired after the season

1944: After scouting, he became a broadcaster

1948: Elected to Hall of Fame

1960: Pirates win World Series

1965: Traynor retired from broadcasting

1969: Voted greatest 3b of all time

1971: Pirates retired his #20

1972: Died

1999: Finalist for All Century Team

Accomplishments:
1925 World Champion

2x All Star

.320 hitter

58 HR

1273 RBI

1183 Runs

472 walks-278 strikeouts

Led league in Games with 154 (1933)

100+ Runs: 2x

208 hits (1923)

30+ doubles: 4x

10+ triples: 11x

164 triples

Led league with 19 triples (1923)

100+ RBI: 7x

20+ steals: 2x

.300+ average: 10x

.423 OBP (1930)

.509 slugging (1930)

Led league in sacrifice hits: 2x

Postseason: .293, 1 HR, 4 RBI (2 World Series)

As a Manager:
457-406 (.530)

Top 10 Third Basemen of All Time

#1 is Mike Schmidt. These are in no particular order...

Wade Boggs

George Brett

Mike Schmidt

George Kell

Eddie Mathews

Brooks Robinson

Pie Traynor

Alex Rodriguez

Chipper Jones

Pete Rose