Komposisi partai politik di Dewan Perwakilan Rakyat Republik Indonesia

Berikut komposisi anggota DPR-RI berdasarkan partai setiap periode. Partai dari pemilu 1971 diurutkan sesuai tanggal berdirinya partai.
| Partai Politik/ Perwakilan | Jumlah Kursi per periode> 1950–56 | Jumlah Kursi per periode> 1956–59 | Jumlah Kursi per periode> 1971–77 | Jumlah Kursi per periode> 1977–82 | Jumlah Kursi per periode> 1982–87 | Jumlah Kursi per periode> 1987–92 | Jumlah Kursi per periode> 1992–97 | Jumlah Kursi per periode> 1997–99 | Jumlah Kursi per periode> 1999–2004 | Jumlah Kursi per periode> 2004–09 | Jumlah Kursi per periode> 2009–14 | Jumlah Kursi per periode> 2014–19 | Jumlah Kursi per periode> 2019–24 | Jumlah Kursi per periode> 2024–29 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|  PNI | 42 |  57 |  20 |  |  |  |  |  |  0 |  |  |  |  |  |
|  NU | 8 |  45 |  58 |  |  |  |  |  |  |  |  |  |  |  |
|  Partai Katolik | 9 |  6 |  3 |  |  |  |  |  |  |  |  |  |  |  |
|  Perti | 1 |  4 |  2 |  |  |  |  |  |  |  |  |  |  |  |
|  Parkindo | 5 |  8 |  7 |  |  |  |  |  |  |  |  |  |  |  |
|  Murba | 4 |  2 |  0 |  |  |  |  |  |  0 |  |  |  |  |  |
|  PSII | 4 |  8 |  10 |  |  |  |  |  |  1 |  |  |  |  |  |
|  PRN | 13 |  2 |  |  |  |  |  |  |  |  |  |  |  |  |
|  PKI | 17 |  39 |  |  |  |  |  |  |  |  |  |  |  |  |
|  Masyumi | 43 |  57 |  |  |  |  |  |  |  |  |  |  |  |  |
|  PSI | 15 |  5 |  |  |  |  |  |  |  |  |  |  |  |  |
|  Partai Buruh | 6 |  2 |  |  |  |  |  |  |  |  |  |  |  |  |
| PIR Wongsonegoro | 3 |  1 |  |  |  |  |  |  |  |  |  |  |  |  |
| PIR Hazairin | 22 |  1 |  |  |  |  |  |  |  |  |  |  |  |  |
| Parindra | 7 |  0 |  |  |  |  |  |  |  |  |  |  |  |  |
| SKI | 4 |  0 |  |  |  |  |  |  |  |  |  |  |  |  |
| Persatuan Progresif | 10 |  |  |  |  |  |  |  |  |  |  |  |  |  |
| Demokrat | 9 |  |  |  |  |  |  |  |  |  |  |  |  |  |
| SOBSI | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |
| GPI | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |
| BTI | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |
| Independen | 11 |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  IPKI |  | (baru) 4 |  0 |  |  |  |  |  |  1 |  |  |  |  |  |
|  Baperki |  | (baru) 1 |  |  |  |  |  |  |  |  |  |  |  |  |
|  PPTI |  | (baru) 1 |  |  |  |  |  |  |  |  |  |  |  |  |
|  AKUI |  | (baru) 1 |  |  |  |  |  |  |  |  |  |  |  |  |
|  PRD |  | (baru) 1 |  |  |  |  |  |  |  |  |  |  |  |  |
| GPPS |  | (baru) 2 |  |  |  |  |  |  |  |  |  |  |  |  |
| P3RI |  | (baru) 2 |  |  |  |  |  |  |  |  |  |  |  |  |
| Grinda |  | (baru) 1 |  |  |  |  |  |  |  |  |  |  |  |  |
| Persatuan Dayak |  | (baru) 1 |  |  |  |  |  |  |  |  |  |  |  |  |
|  Acoma |  | (baru) 1 |  |  |  |  |  |  |  |  |  |  |  |  |
| PRIM |  | (baru) 1 |  |  |  |  |  |  |  |  |  |  |  |  |
| R. Soedjono Prawirosoedarso |  | (baru) 1 |  |  |  |  |  |  |  |  |  |  |  |  |
| Permai |  | (baru) 1 |  |  |  |  |  |  |  |  |  |  |  |  |
|  Parmusi |  |  | (baru) 24 |  |  |  |  |  |  |  |  |  |  |  |
| Golkar |  |  | (baru) 236 |  232 |  242 |  299 |  282 |  325 |  120 |  129 |  106 |  91 |  85 |  102 |
| PPP |  |  |  | (baru) 99 |  94 |  61 |  62 |  89 |  58 |  58 |  38 |  39 |  19 |  0 |
|  PDI |  |  |  | (baru) 29 |  24 |  40 |  56 |  11 |  2 |  |  |  |  |  |
|  ABRI |  |  |  |  |  |  |  100 |  75 |  |  |  |  |  |  |
| PKS |  |  |  |  |  |  |  |  | (baru) 7 |  45 |  57 |  40 |  50 |  53 |
|  PBTII |  |  |  |  |  |  |  |  | (baru) 1 |  |  |  |  |  |
| PBB |  |  |  |  |  |  |  |  | (baru) 13 |  11 |  0 |  0 |  0 |  0 |
| PKB |  |  |  |  |  |  |  |  | (baru) 51 |  52 |  27 |  47 |  58 |  68 |
|  PDKB |  |  |  |  |  |  |  |  | (baru) 5 |  |  |  |  |  |
|  PKU |  |  |  |  |  |  |  |  | (baru) 1 |  |  |  |  |  |
| PPNU |  |  |  |  |  |  |  |  | (baru) 5 |  0 |  0 |  |  |  |
| PAN |  |  |  |  |  |  |  |  | (baru) 34 |  53 |  43 |  48 |  44 |  48 |
|  PPII Masyumi |  |  |  |  |  |  |  |  | (baru) 1 |  |  |  |  |  |
|  PDR |  |  |  |  |  |  |  |  | (baru) 2 |  |  |  |  |  |
|  PP |  |  |  |  |  |  |  |  | (baru) 1 |  |  |  |  |  |
| PDI-P |  |  |  |  |  |  |  |  | (baru) 153 |  109 |  95 |  109 |  128 |  110 |
| PKPI |  |  |  |  |  |  |  |  | (baru) 4 |  1 |  0 |  0 |  0 |  |
| PNIM |  |  |  |  |  |  |  |  | (baru) 0 |  1 |  0 |  |  |  |
| PNI-MM |  |  |  |  |  |  |  |  | (baru) 1 |  |  |  |  |  |
| PNI-FM |  |  |  |  |  |  |  |  | (baru) 1 |  |  |  |  |  |
| Demokrat |  |  |  |  |  |  |  |  |  | (baru) 57 |  150 |  61 |  54 |  44 |
| PDS |  |  |  |  |  |  |  |  |  | (baru) 13 |  0 |  |  |  |
| PBR |  |  |  |  |  |  |  |  |  | (baru) 14 |  0 |  |  |  |
| PDK |  |  |  |  |  |  |  |  |  | (baru) 4 |  0 |  |  |  |
| PKPB |  |  |  |  |  |  |  |  |  | (baru) 2 |  0 |  |  |  |
| Pelopor |  |  |  |  |  |  |  |  |  | (baru) 3 |  0 |  |  |  |
| PPDI |  |  |  |  |  |  |  |  |  | (baru) 1 |  0 |  |  |  |
| Hanura |  |  |  |  |  |  |  |  |  |  | (baru) 18 |  16 |  0 |  0 |
| Gerindra |  |  |  |  |  |  |  |  |  |  | (baru) 26 |  73 |  78 |  86 |
| NasDem |  |  |  |  |  |  |  |  |  |  |  | (baru) 36 |  59 |  69 |
| Jumlah Partai Lolos | 21 |  28 |  8 |  3 |  3 |  3 |  3 |  3 |  20 |  16 |  9 |  10 |  9 |  8 |
| Jumlah Kursi | 235 |   257 |  360 |  360 |  360 |  400 |   500 |  500 |  500 |  550 |  560 |  560 |  575 |  580 |
Referensi:
Partai yang sama sekali tidak pernah lolos parlemen tidak dimasukkan dalam daftar tabel ini
Huruf yang bercetak tebal merupakan partai saat ini duduk di parlemen (2024–2029)