Phone: 571-252-2820


Degrees and Certifications:

B.A. Music (violin performance concentration) M.M. Music (K-12 Instrumental Music) World Music Drumming Levels 1 and 2 certification Paul Rolland Strings Level 1 Certification

Mrs. Alexandra S. DeRosa

Mrs. DeRosa earned her Bachelor of Arts in Music in 1983 and her Master of Music degree from West Virginia University in 1985.  Mrs. DeRosa taught for Wood County Schools, WV for four years and for Fairfax County Public Schools for 8 years before taking a leave of absence to stay home with her young daughters.  In 2006, Mrs. DeRosa began teaching for Loudoun County Public Schools first as a first and second grade general music teacher and later as a high school and middle school Orchestra director.

Mrs. DeRosa was a member of The McLean Orchestra for twelve years with Col. Arnald Gabriel as the conductor, a member of Reston Chamber Orchestra with Dingwall Fluery as conductor, and a member of Manasssas Symphony with Jim Villani as conductor.  Mrs. DeRosa has also taught private violin and viola lessons since 1982. 

In July of 2019, Mrs. DeRosa was a charter member of the Virginia Department of Education's first Orchestra Directors' Institute at Virginia Commonwealth University in Richmond, VA. 

Middle school students are Mrs. DeRosa's favorite age group to teach.  She enjoys their fun personalities and their willingness to take risks and to learn new things. 

Mrs. DeRosa is the proud sponsor of The After-School Strings Club, which will meet on Thursdays this school year.  She lives in Ashburn with her husband and family.  



Last Modified on August 4, 2023