Early life
Sapna Rani was born in the village of Rangatungi in Thakurgaon, Bangladesh. She comes from the village of Shiyaldangi in Ranisankail Upazila of the district.
She began her football career at the Rangatungi United Football Academy, an institution known for developing several female players who have gone on to represent the national team.
Rani was later admitted to BKSP, where she continued her football development. In 2019, she was part of the BKSP team that won the under-17 girls' title at the Subroto Cup.
International career
In 2019, Sapna Rani received her first call-up to Bangladesh U-17. Later, in March 2022, she played in the 2018 SAFF U-18 Women's Championship held in India, where Bangladesh finished as runners-up. She was part of the Bangladesh squad for the 2022 SAFF Women's Championship held in Nepal. During the tournament, Bangladesh achieved a historic 3–0 victory in the group stage, their first-ever against India in senior women's football. Bangladesh ultimately won the 2022 SAFF title, defeating Nepal in the final.
In the 2024 SAFF U-19 Women's Championship, Sapna featured for Bangladesh in a 1–1 draw against India in the final, with the match proceeding to a penalty shootout. After all 11 players from both sides converted their penalties, officials controversially attempted to decide the winner by a coin toss. Following protests and review of the tournament rules, teams were declared joint champions. In October 2024, Sapna Rani was named in the Bangladesh squad for the 2024 SAFF Women's Championship, where the team retained their title with a 2–1 victory over Nepal in the final. Bangladesh qualified for the AFC Women's Asian Cup for the first time in history by finishing top of Group C in the qualifiers. The team secured dominant victories over Bahrain (7–0), Myanmar (2–1), and Turkmenistan (7–0), collecting all nine points from three matches. In the final match, Sapna contributed to the win by scoring one of Bangladesh's seven goals against Turkmenistan.
