Baseball Rookies, Letter "O"

This is the list of all Baseball Rookies with a lastname starting with "O"

Will O'Brien	Justin O'Conner	Darren O'Day
Paul O'Neil	Paul O'Neill	Tyler O'Neill
Jim O'Toole	Barack Obama	Brett Oberholtzer
Rougned Odor	Jake Odorizzi	Alexi Ogando
Ben Oglivie	Sadaharu Oh	Ross Ohlendorf
Shohei Ohtani	Hideki Okajima	John Olerud
Tony Oliva	Al Oliver	Gene Oliver
Andrew Oliver	Andy Oliver	Scott Olsen
Gregg Olson	Matt Olson	Brian Omogrosso
Rey Ordonez	Magglio Ordonez	Jesse Orosco
Lee Orr	Phil Ortega	David Ortiz
Luis Ortiz	Claude Osteen	Darrell Osteen
Roberto Osuna	Roy Oswalt	Amos Otis
Mel Ott	Adam Ottavino	Josh Outman
Lyle Overbay	Jerry Owens	Rudy Owens
Micah Owings	Marcell Ozuna	Mike O’Neill