| AD | Alianza Democratica Democratic Alliance
 | 1998–1998 | 42.8% |  | 3 |  | 
      
      
        | APC | Alianza Patriótica por el Cambio Patriotic Alliance for Change
 | 2007–2010 |  |  | 5 |  | 
      
      
        | ANR  PC | Asociación Nacional Republicana — Partido Colorado National Republican Association — Colorado Party
 | since 1887 | 53.8% |  | 25 |  | 
      
      
        | CPT | Constitución para Todos Constitution for All
 | 1991–1991 | 11.0% |  | 1 |  | 
      
      
        | GF | Frente Guasú Guasú Front
 | since 2010 | 5.5% |  | 4 |  | 
      
      
        | GANAR | Gran Alianza Nacional Renovada Great Renewed National Alliance
 | since 2017 | 12.1% |  | 1 |  | 
      
      
        | MCNPCN | Movimento Cruzada Nacional/Partido Cruzada Nacional National Crusade Movement/National Crusade Party
 | since 2018 | 11.0% |  | 1 |  | 
      
      
        | MPT | Movimiento Popular Tekojoja Popular Movement Tekojoja
 | since 2007 | 3.7% |  | 5 |  | 
      
      
        | PDC | Partido Demócrata Cristiano Christian Democratic Party
 | since 1960 |  |  | 4 |  | 
      
      
        | PDP | Partido Democrático Progresista Progressive Democratic Party
 | since 2007 | 1.7% |  | 4 |  | 
      
      
        | PEN | Partido Encuentro Nacional National Encounter Party
 | since 1991 | 2.7% |  | 14 |  | 
      
      
        | PL | Partido Liberal Liberal Party
 | 1887–1993 | 75.0% |  | 8 |  | 
      
      
        | PLRA | Partido Liberal Radical Auténtico Authentic Radical Liberal Party
 | since 1978 | 28.3% |  | 22 |  | 
      
      
        | PPS | Partido PaÃs Solidario Party for a Country of Solidarity
 | since 2000 | 3.3% |  | 8 |  | 
      
      
        | PPQ | Partido Patria Querida Beloved Fatherland Party
 | since 2002 | 15.3% |  | 14 |  | 
      
      
        | PRF | Partido Revolucionario Febrerista Revolutionary Febrerista Party
 | since 1951 | 2.1% |  | 7 |  | 
      
      
        | PVP | Partido Verde Paraguayo Paraguay Green Party
 | since 2018 | 1.8% |  | 1 |  | 
      
      
        | UNACE | Unión Nacional de Ciudadanos Éticos National Union of Ethical Citizens
 | since 2002 | 18.7% |  | 14 |  | 
      
      
        | ally | alliance alliance
 |  |  |  | 0 |  | 
      
      
        | tech | technical technical
 |  |  |  | 1 |  | 
      
      
        | perc | 1 percent 1 percent
 |  |  |  | 3 |  | 
      
      
        | unknown | unknown unknown
 |  |  |  | 0 |  | 
      
      
        | indep | independent independent
 |  |  |  | 1 |  | 
      
      
        | etc | other other
 |  |  |  | 1 |  |