Sister Maria Rosalina Madroñal Abejo, RVM (July 13, 1922[1]: 2 – June 5, 1991) was a Filipino composer, pianist and conductor.
Rosalina Abejo was born in Tagoloan in Misamis Oriental in the Philippines, and died in Fremont, California.
Her aunt, the late Sister Maria Rosario Madroñal, RVM was her first music teacher.
She taught composition and music theory at the University of Kansas and St Pius Seminary in Kentucky.
In 1972, Abejo wrote Overture 1081, when martial law was declared by Ferdinand Marcos in the Philippines through Proclamation No.