Joselo Soriano Diaz
- Bats Right, Throws Right
- Height 6' 0", Weight 240 lb.
- School Escuela Ana Josefa Puello
- Debut September 6, 2006
- Final Game July 12, 2008
- Born April 13, 1980 in San Pedro de Macoris, San Pedro de Macoris D.R.
Joselo Diaz, also known as José Diaz, was signed by scout Pablo Peguero for the Los Angeles Dodgers in August 1996. He made his pro debut as a catcher the next summer with the DSL Dodgers. He played in the Dominican Summer League again in 1998, missed the 1999 season due to injury, then came stateside in 2000 with the Great Falls Voyagers. After Diaz hit .195 between 1997 and 2001, he was converted to pitching in 2002.
In 2006, Diaz appeared in 4 games for the Kansas City Royals. He worked 6 2/3 innings but gave up 10 hits and 8 walks. This resulted in a 10.80 ERA. He struck out 3 batters. He began his professional career as a catcher in the Dodgers organization.
Diaz spent 2007 in Japan, going 3-4 with 2 saves and a 4.59 ERA in 45 games for the Yokohama BayStars. He allowed 47 hits in 66 2/3 innings but walked 58. The former catcher went 3 for 9 with a homer at the plate. He pitched for the Águilas Cibaeñas in the 2008 Caribbean Series, striking out eight and allowing one run (unearned) in six innings of work to pick up a win.
Diaz signed a minor league deal with the New York Mets for 2008.