| Lon Ury | |
| Position: | First baseman |
| Bats: | Unknown |
| Throws: | Right |
| Birth Date: | April 1877 |
| Birth Place: | Fort Scott, Kansas |
| Death Place: | Kansas City, Missouri |
| Debutleague: | MLB |
| Debutdate: | September 9 |
| Debutyear: | 1903 |
| Debutteam: | St. Louis Cardinals |
| Finalleague: | MLB |
| Finaldate: | September 12 |
| Finalyear: | 1903 |
| Finalteam: | St. Louis Cardinals |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .167 |
| Stat2label: | Home runs |
| Stat2value: | 0 |
| Stat3label: | Runs batted in |
| Stat3value: | 0 |
| Teams: | |
Louis Newton "Lon" Ury (1877 – March 4, 1918), nicknamed "Old Sheep", was a Major League Baseball first baseman during the end of the 1903 season.
He played in two games for the St. Louis Cardinals on September 9 and September 12, both at Robison Field in St. Louis. He did very well in the field, handling 24 chances without an error. At the plate, he went 1-for-7 for a .143 batting average.
One of his teammates on the 1903 Cardinals was Hall of Famer Mordecai "Three Finger" Brown.
Ury died at the age of 40 or 41 in Kansas City, Missouri.