

Alberto Louis Baldonado (born February 1, 1993) is a Panamanian professional baseball pitcher for the Yomiuri Giants of Nippon Professional Baseball (NPB). He has previously played in Major League Baseball (MLB) for the Washington Nationals.
Career
New York Mets
A native of Colón, Panama, Baldonado signed with the New York Mets as a non-drafted free agent in 2010 and was assigned to the Dominican Summer League Mets 1 team. Baldonado played for the GCL Mets in 2011, posting a 3.71 ERA in 11 games. Baldonado spent the ensuing two seasons with the rookie-level Kingsport Mets, posting a 6.75 ERA in 6 games (2012) and a 3.94 ERA in 14 games (2013). In 2014, he played for the Low-A Brooklyn Cyclones, working to a 3–4 record and 4.34 ERA in 12 contests. Baldonado spent the following year with the Single-A Savannah Sand Gnats, working to an excellent 1.91 ERA with 74 strikeouts in 56.2 innings pitched across 38 appearances. He split the 2016 season with the High-A St. Lucie Mets and the Double-A Binghamton Mets, logging a cumulative 3.77 ERA with 68 strikeouts in 47 total appearances. In 2017, Baldonado played for the Double-A Binghamton Rumble Ponies and the Triple-A Las Vegas 51s, accumulating a 4.80 ERA in 50 appearances between the two affiliates. On November 6, 2017, Baldonado became a minor league free agent, at age 24.
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Milestones
Former Youth Teams ![]()






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