Brother's Day extends beyond biological siblings to encompass individuals who fulfil the role of a brother in our lives, including cousins, close friends and brother-in-law. They provide unwavering support and guidance, as a reminder that despite the challenges and occasional differences, brothers emerge as trusted confidants. To celebrate Brother's Day 2025 on May 24, we bring you Brother's Day 2025 quotes, top sayings and heartfelt messages as you express your love to your brother.