Who Kyrsten Sinema votes with
Across 1205 divided votes — ones where both sides drew a real bloc. Unanimous votes are excluded: everyone agrees with everyone on those, so counting them would measure attendance rather than agreement.
Most often with
| Member | Party | Agreement |
|---|---|---|
| Mark Kelly | D | 95.8% (1125/1174) |
| Jacky Rosen | D | 95.6% (1131/1183) |
| Angus S. King, Jr. | I | 95.4% (1138/1193) |
| Catherine Cortez Masto | D | 95.3% (1138/1194) |
| Michael F. Bennet | D | 95.2% (1131/1188) |
| Jeanne Shaheen | D | 95.1% (1092/1148) |
| Margaret Wood Hassan | D | 95.1% (1137/1195) |
| John W. Hickenlooper | D | 95.0% (1110/1169) |
| Gary C. Peters | D | 94.8% (1127/1189) |
| Mark R. Warner | D | 94.8% (1114/1175) |
| Amy Klobuchar | D | 94.7% (1125/1188) |
| Jon Ossoff | D | 94.7% (1117/1179) |
| Christopher A. Coons | D | 94.6% (1117/1181) |
| Brian Schatz | D | 94.4% (1121/1187) |
| Jack Reed | D | 94.4% (1135/1202) |
| Kirsten E. Gillibrand | D | 94.4% (1122/1189) |
| Tim Kaine | D | 94.4% (1126/1193) |
| Tina Smith | D | 94.4% (1122/1189) |
| Sheldon Whitehouse | D | 94.3% (1118/1186) |
| Alex Padilla | D | 94.2% (1113/1181) |
Least often with
| Member | Party | Agreement |
|---|---|---|
| Tommy Tuberville | R | 6.4% (75/1167) |
| Marsha Blackburn | R | 6.6% (77/1168) |
| Ted Cruz | R | 6.9% (77/1118) |
| Rick Scott | R | 7.0% (82/1168) |
| Rand Paul | R | 7.6% (88/1165) |
| Mike Lee | R | 7.8% (92/1176) |
| Ron Johnson | R | 8.0% (94/1178) |
| James Lankford | R | 8.0% (96/1199) |
| Josh Hawley | R | 8.1% (94/1164) |
| Bill Hagerty | R | 8.1% (93/1146) |
| Tim Scott | R | 8.4% (92/1101) |
| Roger Marshall | R | 8.5% (99/1165) |
| John Barrasso | R | 8.6% (93/1080) |
| Tom Cotton | R | 8.7% (102/1171) |
| Steve Daines | R | 9.1% (107/1171) |
| Cynthia M. Lummis | R | 9.1% (107/1173) |
| John Boozman | R | 10.3% (123/1198) |
| Eric Schmitt | R | 10.8% (50/464) |
| Katie Boyd Britt | R | 11.1% (50/450) |
| John Hoeven | R | 11.1% (129/1166) |
Only members with at least 20 comparable votes are listed. Agreement is not endorsement and not coordination — two members can vote the same way for opposite reasons, and the record almost never says why.