Grieve (b. 1976) played in the majors from 1997 to 2005 for the A's, Devil Rays, Brewers and Cubs. He had 864 hits, 118 home runs and a .269 batting average. He was the AL Rookie of the Year in 1998; he was also an All Star that season.
I mailed to Grieve on February 27, 2017, and got the cards back on June 25, 2020, for a 1,214-day TAT.