Lena Blackburne, American baseball player, coach and manager (b. 1886)

Russell Aubrey "Lena" Blackburne (October 23, 1886 – February 29, 1968) was an American baseball infielder, manager, coach, and scout in Major League Baseball (MLB). He is best known for the creation of his baseball rubbing mud, used to remove the finish on new baseballs and give better grip and control to the pitcher.