Did you mean: Albert de Sestero
Albertet de Sestaro, sometimes called Albertet de Terascon, was a Provençal jongleur and troubadour from the Gapençais. Of his total oeuvre, twenty three poems survive. "Albertet" or "Albertetz" is the Occitan diminutive of Albert. Wikipedia
Born: 1194, Gap, France
Died: 1221 (age 27 years), Sisteron, France