list of all 195 country's name
Here is a list of all 195 countries recognized by the United Nations, which includes 193 member states and 2 observer states (the Holy See and Palestine):
1. Afghanistan
2. Albania
3. Algeria
4. Andorra
5. Angola
6. Antigua and Barbuda
7. Argentina
8. Armenia
9. Australia
10. Austria
11. Azerbaijan
12. Bahamas
13. Bahrain
14. Bangladesh
15. Barbados
16. Belarus
17. Belgium
18. Belize
19. Benin
20. Bhutan
21. Bolivia
22. Bosnia and Herzegovina
23. Botswana
24. Brazil
25. Brunei
26. Bulgaria
27. Burkina Faso
28. Burundi
29. Cabo Verde
30. Cambodia
31. Cameroon
32. Canada
33. Central African Republic
34. Chad
35. Chile
36. China
37. Colombia
38. Comoros
39. Congo, Republic of the
40. Congo, Democratic Republic of the
41. Costa Rica
42. Croatia
43. Cuba
44. Cyprus
45. Czech Republic (Czechia)
46. Denmark
47. Djibouti
48. Dominica
49. Dominican Republic
50. East Timor (Timor-Leste)
51. Ecuador
52. Egypt
53. El Salvador
54. Equatorial Guinea
55. Eritrea
56. Estonia
57. Eswatini (Swaziland)
58. Ethiopia
59. Fiji
60. Finland
61. France
62. Gabon
63. Gambia
64. Georgia
65. Germany
66. Ghana
67. Greece
68. Grenada
69. Guatemala
70. Guinea
71. Guinea-Bissau
72. Guyana
73. Haiti
74. Honduras
75. Hungary
76. Iceland
77. India
78. Indonesia
79. Iran
80. Iraq
81. Ireland
82. Israel
83. Italy
84. Jamaica
85. Japan
86. Jordan
87. Kazakhstan
88. Kenya
89. Kiribati
90. Korea, North
91. Korea, South
92. Kosovo
93. Kuwait
94. Kyrgyzstan
95. Laos
96. Latvia
97. Lebanon
98. Lesotho
99. Liberia
100. Libya
101. Liechtenstein
102. Lithuania
103. Luxembourg
104. Madagascar
105. Malawi
106. Malaysia
107. Maldives
108. Mali
109. Malta
110. Marshall Islands
111. Mauritania
112. Mauritius
113. Mexico
114. Micronesia
115. Moldova
116. Monaco
117. Mongolia
118. Montenegro
119. Morocco
120. Mozambique
121. Myanmar (Burma)
122. Namibia
123. Nauru
124. Nepal
125. Netherlands
126. New Zealand
127. Nicaragua
128. Niger
129. Nigeria
130. North Macedonia
131. Norway
132. Oman
133. Pakistan
134. Palau
135. Palestine
136. Panama
137. Papua New Guinea
138. Paraguay
139. Peru
140. Philippines
141. Poland
142. Portugal
143. Qatar
144. Romania
145. Russia
146. Rwanda
147. Saint Kitts and Nevis
148. Saint Lucia
149. Saint Vincent and the Grenadines
150. Samoa
151. San Marino
152. Sao Tome and Principe
153. Saudi Arabia
154. Senegal
155. Serbia
156. Seychelles
157. Sierra Leone
158. Singapore
159. Slovakia
160. Slovenia
161. Solomon Islands
162. Somalia
163. South Africa
164. South Sudan
165. Spain
166. Sri Lanka
167. Sudan
168. Suriname
169. Sweden
170. Switzerland
171. Syria
172. Taiwan (not formally recognized by the UN)
173. Tajikistan
174. Tanzania
175. Thailand
176. Togo
177. Tonga
178. Trinidad and Tobago
179. Tunisia
180. Turkey
181. Turkmenistan
182. Tuvalu
183. Uganda
184. Ukraine
185. United Arab Emirates
186. United Kingdom
187. United States
188. Uruguay
189. Uzbekistan
190. Vanuatu
191. Vatican City (Holy See)
192. Venezuela
193. Vietnam
194. Yemen
195. Zambia
196. Zimbabwe
(Note: Taiwan is included in some lists but its status is subject to international dispute. Additionally, Kosovo's recognition is also contested.)