1. Happy Birthday to the best brother ever! 
2. Cheers to another year of awesomeness! Buy now:- Sunshine Mug
3. Bro, you’re not getting older, just more epic. 
4. Happy Birthday to my partner in crime!
5. Here’s to the guy who always has my back. Happy Birthday! 
6. Wishing my amazing brother a fantastic birthday!
7. Another year older, another year wiser... maybe. 
8. To the coolest brother in the world, Happy Birthday! 
9. Happy Birthday to my first best friend. 
10. Celebrating the legend that is my brother today!
11. Happy Birthday to the guy who always knows how to make me smile. 
12. Here’s to many more adventures together. Happy Birthday, bro!
13. Happy Birthday to the brother who makes life more fun.
14. To the most incredible brother, have an amazing birthday!
15. Happy Birthday to my rock and confidant.
16. Cheers to my favorite brother on his special day!
17. Happy Birthday to the guy who knows me better than anyone else.
18. Wishing the happiest of birthdays to my awesome brother!
19. To my brother, my hero, Happy Birthday! Buy now:- Heart You Mug
20. Another year, another reason to celebrate you. Happy Birthday!
21. Happy Birthday to the guy who’s always been there for me.
22. To my brother, my best friend, Happy Birthday!
23. Happy Birthday to the guy who makes every day brighter.
24. Wishing a fantastic birthday to the best brother in the world!
25. Cheers to my brother on his birthday!
26. Happy Birthday to the guy who always knows how to have fun.
27. To my brother, my role model, Happy Birthday!
28. Wishing my brother a birthday as awesome as he is!
29. Happy Birthday to the one who knows all my secrets.
30. To the brother who always has my back, Happy Birthday!
31. Here’s to another year of brotherly love. Happy Birthday!
32. Happy Birthday to the best brother anyone could ask for.
33. To my brother, my sidekick, Happy Birthday!
34. Wishing my brother a birthday filled with joy and laughter.
35. Happy Birthday to the guy who makes every day an adventure.
36. To the coolest guy I know, Happy Birthday, brother!
37. Happy Birthday to the one who makes life more exciting.
38. To my brother, my friend, Happy Birthday! Buy now:- Nazar Mug
39. Wishing my brother a birthday full of happiness and fun.
40. Happy Birthday to the guy who always makes me laugh.
41. To my brother, my inspiration, Happy Birthday!
42. Wishing my brother the best birthday ever!
43. Happy Birthday to the guy who’s always there for me.
44. To my brother, my champion, Happy Birthday!
45. Wishing my brother a day as awesome as he is.
46. Happy Birthday to the one who knows me inside out.
47. To my brother, my confidant, Happy Birthday!
48. Wishing my brother a fantastic birthday filled with joy.
49. Happy Birthday to the guy who makes every moment special.
50. To my brother, my partner in crime, Happy Birthday!
51. Wishing my brother a birthday as incredible as he is.
52. Happy Birthday to the one who makes life sweeter. Buy now:- Goblets
53. To my brother, my best friend, Happy Birthday!
54. Wishing my brother a day full of happiness and love.
55. Happy Birthday to the guy who always knows how to have a good time.
56. To my brother, my hero, Happy Birthday!
57. Wishing my brother a birthday as amazing as he is.
58. Happy Birthday to the one who makes every day brighter.
59. To my brother, my rock, Happy Birthday!
60. Wishing my brother a fantastic birthday filled with fun.
61. "Even miles apart, you’re always close to my heart. Happy birthday, brother! "
62. "Distance may separate us, but our bond is unbreakable. Happy birthday, bro!"
63. "Missing you extra today. Happy birthday, brother!"
64. "No matter how far apart we are, you’re always in my thoughts. Happy birthday, bro!"
65. "Wishing we could celebrate together. Happy birthday, brother!"
66. "Even from afar, I’m sending you all my love. Happy birthday, bro!"
67. "You’re always in my heart, no matter the distance. Happy birthday, brother! "
68. "I may not be there in person, but I’m with you in spirit. Happy birthday, bro! "
69. "Distance can’t keep us apart. Happy birthday to my amazing brother!"
70. "Missing you today, but celebrating you in my heart. Happy birthday, bro! "
71. "There’s no one else like you. Happy birthday, brother!"
72. "You’re one of a kind, and I’m lucky to have you as my brother. Happy birthday!"
73. "Your personality lights up every room. Happy birthday, bro!"
74. "You’re not just my brother, you’re my favorite person. Happy birthday!"
75. "Your sense of humor and kindness are unmatched. Happy birthday, brother!"
76. "You’re the life of every party, and the heart of our family. Happy birthday, bro!"
77. "Your spirit and energy are contagious. Happy birthday to my amazing brother!"
78. "You’re the best at being you. Happy birthday, brother!"
79. "You make life so much more fun. Happy birthday, bro!"
80. "There’s no one else I’d rather call my brother. Happy birthday!"
81. "Happy birthday to my partner in crime and best friend."
82. "May your birthday be filled with everything that makes you happy."
83. "To the brother who’s always there for me, happy birthday!"
84. "Here’s to a year full of fun and adventure!"
85. "You make life better just by being in it. Happy birthday!"
86. "To the coolest brother ever, cheers to you!"
87. "Wishing you a birthday as incredible as you are."
88. "You’re not just my brother; you’re my greatest ally."
89. "May your birthday be filled with joy and celebration."
90. "Happy birthday to the one who always has my back."
91. "To the brother who’s always up for a good time, happy birthday!"
92. "You’re the best sibling anyone could ask for. Happy birthday!"
93. "Here’s to another year of laughter and fun together."
94. "Wishing you a day as awesome as you are."
95. "To my favorite troublemaker, happy birthday!"
96. "You make every day brighter. Happy birthday!"
97. "Here’s to celebrating an amazing brother on his special day."
98. "You’re more than just a brother; you’re a true friend."
99. "Happy birthday to the guy who knows how to make life fun."
100. "May your birthday be filled with all the things that make you happy."

Choose the caption that best suits your brother's personality and your relationship, and make his day even more special!