:Walt Kellner

{{short description|American baseball player}}

{{Use mdy dates|date=July 2024}}

{{Infobox baseball biography

|name=Walt Kellner

|position=Pitcher

|birth_date={{Birth date|1929|4|26}}

|birth_place=Tucson, Arizona

|death_date={{death date and age|2006|6|19|1929|4|26}}

|death_place=Tucson, Arizona

|bats=Right

|throws=Right

|debutleague = MLB

|debutdate=September 6

|debutyear={{Baseball year|1952}}

|debutteam=Philadelphia Athletics

|finalleague = MLB

|finaldate=September 11

|finalyear=1953

|finalteam=Philadelphia Athletics

|statleague = MLB

|stat1label=Win–loss record

|stat1value=0–0

|stat2label=Earned run average

|stat2value=6.43

|stat3label=Strikeouts

|stat3value=6

|stat4label=Innings pitched

|stat4value=7

|teams=

• Philadelphia Athletics ({{Baseball year|1952}}–{{Baseball year|1953}})

|highlights=

• Earned a save in his first Major League game, 1952

}}

Walter Joseph Kellner (April 26, 1929 – June 19, 2006) was an American relief pitcher in Major League Baseball who had an eight-year professional career, and played three games in the Major Leagues for the Philadelphia Athletics between {{Baseball year|1952}} and {{Baseball year|1953}}. Kellner, {{convert|6|ft|abbr=none}} tall and weighing {{convert|200|lb}} during his career, batted and threw right-handed.

Kellner signed with the Athletics as an amateur free agent in {{Baseball year|1949}}. He started out with Lincoln in the Western League, winning three games and losing fourteen in his first pro season. He served in the military in {{Baseball year|1951}} and part of 1952, but returned to baseball late in 1952 and debuted with Philadelphia on September 6 of that year. In his very first game, he picked up a save, facing 19 batters over four innings pitched and giving up four hits and three runs. He played two more games the following year, allowing one hit and two runs over three innings.

Kellner played several more years in the minors before retiring in {{Baseball year|1958}}. He died in his hometown of Tucson, Arizona, on June 19, 2006.