103 Martir Korea adalah Kelompok 103 Martir yang Kanonisasi oleh Paus Yohanes Paulus II pada tanggal 6 Mei 1984. Mereka berasal dari kalangan pribumi Korea dan para Missionaris Eropa. Diantara para pahlawan iman ini terdapat para imam, biarawan- biarawati, uskup, katekis dan umat awam.

Berikut daftar para martir Korea yang gugur karena beriman kepada Yesus pada masa-masa awal perkembangan Gereja di Korea. Sebagian besar dibunuh selama masa penganiayaan pada tahun 1839, 1846 dan 1867.

1. Santo Andreas Kim Tae-gon
2. Santo Paulus Chong Ha-sang
3. Santo Petrus Yi Ho-yong
4. Santo Protasius Chong Kuk-bo
5. Santa Agatha Kim A-gi
6. Santa Anna Pak A-gi
7. Santa Agatha Yi So-sa
8. Santa Magdalena Kim Ob-i
9. Santa Agustinus Yi Kwang-hon
10. Santa Barbara Han A-gi
11. Santa Lusia Pak Hui-sun
12. Santo Damianus Nam Myong-hyok
13. Santo Petrus Kwon Tug-in
14. Santo Yosef Chang Song-jib
15. Santo Yohanes Pembaptis Yi Kwang-nyol
16. Santa Maria Pak K’un-a-gi
17. Santa Barbara Kwon-hu
18. Santo Andreas Chong Hwa-gyong
19. Santa Barbara Kim
20. Santa Barbara Yi
21. Santa Rosa Kim
22. Santa Martha Kim Song-im
23. Santa Teresia Yi Mae-im
24. Santa Anna Kim Chang-gum
25. Santa Magdalena Yi Yong-hui
26. Santa Lusia Kim
27. Santa Maria Won Kwi-im
28. Santo Yohanes Pak Hu-jae
29. Santa Barbara Yi Chong-hui
30. Santa Maria Yi Yon-hui
31. Santa Agnes Kim Hyo-ju
32. Santo Fransiskus Choe Kyong-hwan
33. Santo Laurent-Marie-Joseph Imbert
34. Santo Pierre-Philibert Maubant
35. Santo Jacques-Honoré Chastan
36. Santo Agustinus Yu Chin-gil
37. Santa Magdalena Ho Kye-im
38. Santo Sebastianus Nam I-gwan
39. Santa Yuliet Kim
40. Santa Agatha Chon Kyong-hyob
41. Santo Karolus Cho Shin-chol
42. Santo Ignasius Kim Che-jun
43. Santa Magdalena Pak Pong-son
44. Santa Perpetua Hong Kum-ju
45. Santa Kolumba Kim Hyo-im
46. Santa Lusia Kim (Kopch’u)
47. Santa Katarina Yi
48. Santa Magdalena Cho
49. Santo Petrus Yu Tae-chol
50. Santa Cecilia Yu So-sa
51. Santo Petrus Choe Chang-hub
52. Santa Barbara Cho Chung-i
53. Santa Magdalena Han Yong-i
54. Santa Benedikta Hyon Kyong-nyon
55. Santa Elisabeth Chong Chong-hye
56. Santa Barbara Ko Sun-i
57. Santa Magdalena Yi Yong-dog
58. Santa Teresia Kim
59. Santa Agatha Yi
60. Santo Stefanus Min Kuk-ka
61. Santo Paulus Ho Hyob
62. Santo Agustinus Pak Chong-won
63. Santo Petrus Hong Pyong-ju
64. Santa Magdalena Son So-byog
65. Santa Agatha Yi Kyong-i
66. Santa Maria Yi In-dog
67. Santa Agatha Kwon Chin-i
68. Santo Paulus Hong Yung-ju
69. Santo Yohanes Yi Mun-u
70. Santa Barbara Choe Yong-i
71. Santo Antonius Kim Song-u
72. Santo Karolus Hyon Song-mun
73. Santo Petrus Nam Kyong-mun
74. Santo Laurensius Han I-hyong
75. Santa Susanna U Sur-im
76. Santo Yosef Im Chi-baeg
77. Santa Teresia Kim Im-i
78. Santa Agatha Yi Kan-nan
79. Santa Katarina Chong Chor-yom
80. Santo Petrus Yu Chong-nyul
81. Santo Siméon-François Berneux
82. Santo Simon-Marie-Just Ranfer de Bretenières
83. Santo Pierre-Henri Dorie
84. Santo Bernard-Louis Beaulieu
85. Santo Yohanes Pembaptis Nam Chong-sam
86. Santo Yohanes Pembaptis Chon Chang-un
87. Santo Petrus Choe Hyong
88. Santo Markus Chong Ui-bae
89. Santo Alexius U Se-yong
90. Santo Marie-Nicolas-Antoine Daveluy
91. Santo Martin-Luc Huin
92. Santo Pierre Aumaître
93. Santo Yosef Chang Chu-gi
94. Santo Lukas Hwang Sok-tu
95. Santo Thomas Son Cha-son
96. Santo Bartolomeus Chong Mun-ho
97. Santo Petrus Cho Hwa-so
98. Santo Petrus Son Son-ji
99. Santo Petrus Yi Myong-so
100. Santo Yosef Han Chae-kwon
101. Santo Petrus Chong Won-ji
102. Santo Yosef Cho Yun-ho
103. Santo Yohanes Yi Yun-il