| 28 Aug 09 | P. Monsalvo Pablo Martin Monsalvo |  Newell's Old BoysNOB | → |  Racing ClubRAC | Undisclosed |
| 25 Aug 09 | Cristian Lema | GBDGuillermo Brown de Puerto MadrynGuillermo Brown de Puerto Madryn | → | Newell's Old BoysNOB | Undisclosed |
| 13 Aug 09 | Cristian Núñez | BUXBoca UnidosBoca Unidos | → | Newell's Old BoysNOB | Undisclosed |
| 10 Aug 09 | D. Armani Diego Leandro Armani | Newell's Old BoysNOB | → | TFXTiro FederalTiro Federal | Undisclosed |
| 09 Aug 09 | L. Torres Leandro Torres | Newell's Old BoysNOB | → |  Godoy Cruz Antonio TombaGCM | Loan |
| 06 Aug 09 | S. Salcedo Santiago Salcedo | Newell's Old BoysNOB | → |  LanúsLAN | Undisclosed |
| 04 Aug 09 | M. Donnet Matías Donnet | Newell's Old BoysNOB | → |  QuilmesQUI | Undisclosed |
| 28 Jul 09 | C. Sánchez Prette Christian Sánchez Prette |  Estudiantes de La PlataEST | → | Newell's Old BoysNOB | Loan |
| 27 Jul 09 | M. Seri Martin Seri |  San Martín (San Juan)SMSJ | → | Newell's Old BoysNOB | Free |
| 27 Jul 09 | Nahuel Roselli |  AldosiviALDO | → | Newell's Old BoysNOB | Loan |
| 24 Jul 09 | M. Quiroga Matías Quiroga |  Talleres (Córdoba)TDC | → | Newell's Old BoysNOB | Loan |
| 24 Jul 09 | Pablo Dolci |  Chacarita JuniorsCHA | → | Newell's Old BoysNOB | Loan |
| 23 Jul 09 | A. Boghossian Joaquín Boghossian |  CerroCER | → | Newell's Old BoysNOB | Loan |
| 20 Jul 09 | N. Spolli Nicolás Spolli | Newell's Old BoysNOB | → |  CataniaCAT | 2000000 |
| 20 Jul 09 | N. Spolli Nicolás Spolli | Newell's Old BoysNOB | → | CataniaCAT | 2000000 |
| 18 Jul 09 | D. Steinert Damian Steinert | Newell's Old BoysNOB | → | Racing ClubRAC | Loan |
| 10 Jul 09 | H. Barrientos Hugo Alberto Barrientos |  HuracánHUR | → | Newell's Old BoysNOB | 900.000 |
| 10 Jul 09 | D. Mateo Diego Mateo |  Gimnasia y Esgrima (Jujuy)GEJ | → | Newell's Old BoysNOB | — |
| 06 Jul 09 | I. Pillud Iván Pillud | Newell's Old BoysNOB | → |  EspanyolESP | Undisclosed |
| 06 Jul 09 | I. Pillud Iván Pillud | Newell's Old BoysNOB | → | EspanyolESP | Undisclosed |
| 01 Jul 09 | J. Achucarro Jorge Achucarro |  AtlasATS | → | Newell's Old BoysNOB | Loan |
| 01 Jul 09 | J. Achucarro Jorge Achucarro | AtlasATS | → | Newell's Old BoysNOB | Loan |
| 01 Jul 09 | E. Cristaldo Ernesto Cristaldo | Newell's Old BoysNOB | → |  Cerro PorteñoCERR | Free |
| 01 Jul 09 | H. Bernardello Hernán Bernardello | Newell's Old BoysNOB | → |  AlmeríaALM | 3.150.000 |
| 01 Jul 09 | H. Bernardello Hernán Bernardello | Newell's Old BoysNOB | → | AlmeríaALM | 3.150.000 |
| 13 Mar 09 | J. Ferreyra Juan Carlos Ferreyra | Newell's Old BoysNOB | → |  MacaráMAC | Loan |
| 11 Mar 09 | S. Grazzini Sebastián Grazzini | Newell's Old BoysNOB | → | Racing ClubRAC | Loan |
| 11 Mar 09 | G. Machín Gastón Machín | Newell's Old BoysNOB | → |  IndependienteIND | Free |
| 25 Feb 09 | P. Vranjican Pablo Vranjican | Newell's Old BoysNOB | → |  Rangers de TalcaRTA | Undisclosed |
| 10 Feb 09 | M. Carrasco Mauricio Carrasco | Estudiantes de La PlataEST | → | Newell's Old BoysNOB | Loan |
| 06 Feb 09 | S. Salcedo Santiago Salcedo |  River PlateCARP | → | Newell's Old BoysNOB | Loan |
| 04 Feb 09 | C. Fabbiani Cristian Gastón Fabbiani | Newell's Old BoysNOB | → | River PlateCARP | Loan |
| 03 Feb 09 | G. Ré Germán Ré | Newell's Old BoysNOB | → | Estudiantes de La PlataEST | 1800000 |
| 18 Jan 09 | L. Bernardi Lucas Ademar Bernardi |  AS MonacoMON | → | Newell's Old BoysNOB | Loan |
| 18 Jan 09 | L. Bernardi Lucas Ademar Bernardi | AS MonacoMON | → | Newell's Old BoysNOB | Loan |
| 13 Jan 09 | W. Fretes Walter Ariel Fretes | Newell's Old BoysNOB | → | Cerro PorteñoCERR | Free |
| 09 Jan 09 | C. Husain Claudio Husain | Newell's Old BoysNOB | → | XXX¿?¿? | Free |
| 05 Jan 09 | D. Barreto Diego Barreto | Newell's Old BoysNOB | → |  Sol de AméricaSDA | Undisclosed |
| 01 Jan 09 | A. Zapata Ariel Zapata | Newell's Old BoysNOB | → | RXXRetiroRetiro | Free |