| Jacob Ba | |
| Birth Date: | 20 January 1984 |
| Birth Place: | Saint-Louis, Senegal |
| Position: | Midfielder |
| Years1: | 2001–2002 |
| Clubs1: | Linguère |
| Years2: | 2002–2004 |
| Clubs2: | Martigues |
| Years3: | 2004–2005 |
| Clubs3: | Gazélec Ajaccio |
| Caps3: | 26 |
| Goals3: | 3 |
| Years4: | 2005–2006 |
| Clubs4: | Dijon |
| Caps4: | 9 |
| Goals4: | 0 |
| Years5: | 2006–2007 |
| Clubs5: | Tours |
| Caps5: | 20 |
| Goals5: | 0 |
| Years6: | 2007–2008 |
| Clubs6: | Dijon |
| Caps6: | 25 |
| Goals6: | 0 |
| Years7: | 2008–2009 |
| Clubs7: | Gueugnon |
| Caps7: | 8 |
| Goals7: | 0 |
| Years8: | 2009–2010 |
| Clubs8: | Terrassa |
| Caps8: | 11 |
| Goals8: | 0 |
| Years9: | 2010 |
| Clubs9: | Kenitra |
| Caps9: | 2 |
| Goals9: | 0 |
| Years10: | 2010–2011 |
| Clubs10: | Union Royale Namur |
| Years11: | 2011–2013 |
| Clubs11: | Aurillac FCA |
| Years12: | 2013–2014 |
| Clubs12: | Angoulême CFC |
| Years13: | 2015–2016 |
| Clubs13: | Limoges FC |
| Years14: | 2016–2017 |
| Clubs14: | SO Cholet |
| Years15: | 2017–2019 |
| Clubs15: | SO Cholet B |
| Nationalyears1: | 2008 |
| Nationalteam1: | Mauritania |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
| Club-Update: | 14:16, 24 December 2013 (UTC) |
| Ntupdate: | 14:16, 24 December 2013 (UTC) |
Jacob Ba (born 20 January 1984) is a Mauritanian retired professional footballer.
Born in Saint-Louis, Senegal, Ba has played club football in Senegal, France, Spain, Morocco and Belgium for Linguère, Martigues, Gazélec Ajaccio, Dijon, Tours, Gueugnon, Terrassa, Kenitra, Union Royale Namur, Aurillac FCA, Angoulême CFC, Limoges FC and SO Cholet.
Ba made his international debut for Mauritania in 2008, earning four caps in total.