Masum Ibn Musa বাংলা মাসুম ইবনে মুসা is a Wikipedian from , Bangladesh. He is involved in many internet activities. He has mostly edited pages on , , and . When he graduated, he felt the responsibility to become involved in social work, writing, and also as an . He is also known as a specialist and a .

Masum was born in Borobari, Uttar Bedkashi, Thana District of . His first childhood teacher was his grandfather, Master Habibur Rahman. He completed his primary education at Borobari Primary School. Then he received his at Kayra Madinabad High School in 2006. His education was completed at the Institute of Kapotakhma College (2008). From 2004-2008, he was awarded the best teacher of computer teaching at the MM Computer Institute, formerly known as College Computer. In 2006, he established his own computer institute, Diganta Computer. He was started his in (2009-2012) and a in Economics (2013) at Khulna.

Masum became a Wikipedian in 2008 but his editing activity started in 2010. He has edited pages about cricketers, singers, athletes, and stars (actors and actresses) in , , , and . He has edited the language version of Wikipedia.

Masum is the member of . He has contributed to the international movie database, and improving movie articles. He has also uploaded videos to .

Masum also worked for the in 2008 as a computer operator for taking photos, fingerprinting, and collecting voter information and voter cards. For these activities he was recognized as the first place computer operator in Khulna. In 2013, he successfully completed an English course at . He can speak the English language very naturally. He also writes poems for a local magazine. He has written a book on how to use , including the basics of , and .