1999 Florida Marlins season

The Florida Marlins' 1999 season was the seventh season for the Major League Baseball (MLB) franchise in the National League. It would begin with the team attempting to improve on their season from 1998. Their manager was John Boles. They played home games at Pro Player Stadium. They finished with a record of 64–98, fifth in the National League East.

Offseason

 * October 28, 1998: Bruce Aven was selected off waivers by the Florida Marlins from the Cleveland Indians.
 * December 14, 1998: Édgar Rentería was traded by the Florida Marlins to the St. Louis Cardinals for Armando Almanza, Braden Looper, and Pablo Ozuna.
 * December 23, 1998: Gregg Zaun was sent to the Texas Rangers by the Florida Marlins as part of a conditional deal.

Transactions

 * June 15, 1999: Craig Counsell was traded by the Florida Marlins to the Los Angeles Dodgers for a player to be named later. The Los Angeles Dodgers sent Ryan Moskau (minors) (July 15, 1999) to the Florida Marlins to complete the trade.

Citrus Series
The season series each year between the Devil Rays and the Florida Marlins has come to be known as the Citrus Series. In 1999, the Marlins won the series 5 games to 1.
 * June 4 - Marlins @ Devil Rays: 10 – 0
 * June 5 - Marlins @ Devil Rays: 9 – 7
 * June 6 - Marlins @ Devil Rays: 11 – 6
 * July 9 - Marlins vs Devil Rays: 11 – 4
 * July 10 - Marlins vs Devil Rays: 8 – 9
 * July 11 - Marlins vs Devil Rays: 3 – 2

Starters by position
''Note: Pos = Position; G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Other batters
''Note: G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Starting pitchers
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Other pitchers
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Relief pitchers
Note: G = Games pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; SO = Strikeouts