Big Train Jackson

{{short description|American baseball player}}

{{Infobox baseball biography

| name = Big Train Jackson

| image =

| position = Pitcher

| birth_date = 1917

| birth_place = Louisiana, U.S.

| death_date =

| death_place =

| bats = Left

| throws = Left

| debutleague = Negro league baseball

| debutdate =

| debutyear = 1938

| debutteam = Kansas City Monarchs

| finaldate =

| finalyear = 1940

| finalteam = Memphis Red Sox

| statyear =

| statleague =NAL

|stat1label=Win–loss record

|stat1value=4–7

|stat2label=Earned run average

|stat2value=5.69

|stat3label=Strikeouts

|stat3value=42

| teams =

• Kansas City Monarchs ({{by|1938}}–{{by|1939}})
• Memphis Red Sox ({{by|1940}})

}}

John William Jackson Jr. (born 1917), nicknamed "Big Train", is an American former Negro league pitcher who played between 1938 and 1940.

A native of Louisiana, Jackson made his Negro leagues debut in 1938 with the Kansas City Monarchs, and played with the Monarchs again the following season. He finished his career in 1940 with the Memphis Red Sox.{{cite web|author= |url=https://www.seamheads.com/NegroLgs/player.php?playerID=jacks01big |title=Big Train Jackson |publisher=seamheads.com |date= |accessdate=June 16, 2021}}{{cite web|author= |url=https://www.baseball-reference.com/players/j/jacksbi02.shtml |title=Big Train Jackson |publisher=baseball-reference.com |date= |accessdate=June 16, 2021}}