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Ranking · Republicans · Updated Sep 30, 2026

Members who break with their party most: Republicans

As of Sep 30, 2026, Rep. Brian K. Fitzpatrick (R-PA-1) has the highest figure among Republicans: 22.9% of party-line votes cast against their own party. Next are Sen. Susan M. Collins (R-ME) at 16.7% and Rep. Thomas Massie (R-KY-4) at 15.6%. 270 members are ranked; the typical (median) member is at 1.5%.

Members ranked
270
Highest
22.9%
Median
1.5%

Top 100

  1. 1. Brian K. Fitzpatrick R-PA-1 · House22.9%
  2. 2. Susan M. Collins R-ME · Senate16.7%
  3. 3. Thomas Massie R-KY-4 · House15.6%
  4. 4. Lisa Murkowski R-AK · Senate14.7%
  5. 5. Rand Paul R-KY · Senate11.8%
  6. 6. Michael Lawler R-NY-17 · House11.0%
  7. 7. Don Bacon R-NE-2 · House9.1%
  8. 8. Robert P. Bresnahan, Jr. R-PA-8 · House7.6%
  9. 9. David P. Joyce R-OH-14 · House7.6%
  10. 10. Nick LaLota R-NY-1 · House7.5%
  11. 11. Andrew R. Garbarino R-NY-2 · House7.4%
  12. 12. Michael R. Turner R-OH-10 · House7.1%
  13. 13. Thomas H. Kean, Jr. R-NJ-7 · House7.0%
  14. 14. James Gallagher R-CA-1 · House6.9%
  15. 15. David G. Valadao R-CA-22 · House6.5%
  16. 16. Ryan Mackenzie R-PA-7 · House6.4%
  17. 17. Nicole Malliotakis R-NY-11 · House6.2%
  18. 18. Zachary Nunn R-IA-3 · House5.2%
  19. 19. Jefferson Van Drew R-NJ-2 · House4.9%
  20. 20. Jennifer A. Kiggans R-VA-2 · House4.9%
  21. 21. Michael K. Simpson R-ID-2 · House4.7%
  22. 22. Christopher H. Smith R-NJ-4 · House4.7%
  23. 23. Carlos A. Gimenez R-FL-28 · House4.5%
  24. 24. Dan Newhouse R-WA-4 · House4.5%
  25. 25. Warren Davidson R-OH-8 · House4.5%
  26. 26. Maria Elvira Salazar R-FL-27 · House4.4%
  27. 27. Mario Diaz-Balart R-FL-26 · House4.4%
  28. 28. Max L. Miller R-OH-7 · House4.4%
  29. 29. Michael T. McCaul R-TX-10 · House4.4%
  30. 30. Mariannette Miller-Meeks R-IA-1 · House4.3%
  31. 31. Josh Hawley R-MO · Senate4.3%
  32. 32. Jay Obernolte R-CA-23 · House4.3%
  33. 33. Tim Burchett R-TN-2 · House4.3%
  34. 34. Steve Womack R-AR-3 · House4.3%
  35. 35. Chuck Edwards R-NC-11 · House4.3%
  36. 36. Jeff Hurd R-CO-3 · House4.2%
  37. 37. Chip Roy R-TX-21 · House4.2%
  38. 38. Tom Cole R-OK-4 · House4.1%
  39. 39. Gabe Evans R-CO-8 · House4.0%
  40. 40. Anna Paulina Luna R-FL-13 · House3.9%
  41. 41. Dan Sullivan R-AK · Senate3.9%
  42. 42. Keith Self R-TX-3 · House3.9%
  43. 43. Celeste Maloy R-UT-2 · House3.8%
  44. 44. Vern Buchanan R-FL-16 · House3.7%
  45. 45. Andy Harris R-MD-1 · House3.7%
  46. 46. Mike Carey R-OH-15 · House3.6%
  47. 47. Ken Calvert R-CA-41 · House3.6%
  48. 48. Michael A. Rulli R-OH-6 · House3.6%
  49. 49. Thom Tillis R-NC · Senate3.5%
  50. 50. Mitch McConnell R-KY · Senate3.4%
  51. 51. Derrick Van Orden R-WI-3 · House3.4%
  52. 52. Eric Burlison R-MO-7 · House3.3%
  53. 53. Juan Ciscomani R-AZ-6 · House3.2%
  54. 54. Harold Rogers R-KY-5 · House3.2%
  55. 55. Elijah Crane R-AZ-2 · House3.2%
  56. 56. Riley M. Moore R-WV-2 · House3.2%
  57. 57. Glenn Thompson R-PA-15 · House3.2%
  58. 58. J. French Hill R-AR-2 · House3.2%
  59. 59. Young Kim R-CA-40 · House3.2%
  60. 60. Charles J. "Chuck" Fleischmann R-TN-3 · House3.2%
  61. 61. Brett Guthrie R-KY-2 · House3.2%
  62. 62. Jake Ellzey R-TX-6 · House3.2%
  63. 63. Jimmy Patronis R-FL-1 · House3.1%
  64. 64. Mark E. Amodei R-NV-2 · House3.0%
  65. 65. Lauren Boebert R-CO-4 · House3.0%
  66. 66. Vince Fong R-CA-20 · House3.0%
  67. 67. Frank D. Lucas R-OK-3 · House3.0%
  68. 68. Michael Cloud R-TX-27 · House3.0%
  69. 69. Darrell Issa R-CA-48 · House3.0%
  70. 70. Nancy Mace R-SC-1 · House3.0%
  71. 71. Mike Flood R-NE-1 · House3.0%
  72. 72. John James R-MI-10 · House2.8%
  73. 73. Scott Perry R-PA-10 · House2.8%
  74. 74. Mike Rogers R-AL-3 · House2.8%
  75. 75. Mark Alford R-MO-4 · House2.8%
  76. 76. Mike Haridopolos R-FL-8 · House2.8%
  77. 77. Pete Stauber R-MN-8 · House2.8%
  78. 78. Stephanie I. Bice R-OK-5 · House2.8%
  79. 79. Elise M. Stefanik R-NY-21 · House2.7%
  80. 80. Josh Brecheen R-OK-2 · House2.6%
  81. 81. Victoria Spartz R-IN-5 · House2.6%
  82. 82. Randy Feenstra R-IA-4 · House2.6%
  83. 83. Ryan K. Zinke R-MT-1 · House2.6%
  84. 84. Robert B. Aderholt R-AL-4 · House2.6%
  85. 85. Burgess Owens R-UT-4 · House2.6%
  86. 86. Bruce Westerman R-AR-4 · House2.5%
  87. 87. Tom Barrett R-MI-7 · House2.5%
  88. 88. H. Morgan Griffith R-VA-9 · House2.5%
  89. 89. Cliff Bentz R-OR-2 · House2.5%
  90. 90. Blake D. Moore R-UT-1 · House2.5%
  91. 91. Randy Fine R-FL-6 · House2.5%
  92. 92. Daniel Meuser R-PA-9 · House2.4%
  93. 93. Robert J. Wittman R-VA-1 · House2.4%
  94. 94. Nicholas A. Langworthy R-NY-23 · House2.3%
  95. 95. Tim Walberg R-MI-5 · House2.3%
  96. 96. Ann Wagner R-MO-2 · House2.3%
  97. 97. John R. Moolenaar R-MI-2 · House2.3%
  98. 98. Byron Donalds R-FL-19 · House2.3%
  99. 99. John Thune R-SD · Senate2.3%
  100. 100. James R. Baird R-IN-4 · House2.2%

How we count

On votes where most Democrats and most Republicans took opposite sides, the share of the time a member voted with the other party. Only members with at least 50 such votes are ranked.

Source: Voteview roll call records. Every member’s figure links to their profile, which links to the original filings. Data as of Sep 30, 2026, updated daily.

Other rankings

Capitol Receipts is nonpartisan. Every member is measured the same way, from public records.