Which actress played Lady Aberlin on the show?

Betty Aberlin played Lady Aberlin on Mister Rogers' Neighborhood. Lady Aberlin was a warm, imaginative resident of the Neighborhood of Make-Believe and one of the program's most familiar recurring characters.

Aberlin joined Fred Rogers' television world in its early years and became especially associated with Lady Aberlin's playful curiosity and emotional openness. Fred Rogers described the character as having a big-sister quality, which helped make her a reassuring presence for young viewers.

Although Lady Aberlin lived in the make-believe story world, Aberlin's performances often carried the show's broader lessons about friendship, feelings, responsibility, and imagination. She also contributed narration and other performance work during her long association with Rogers.

After Mister Rogers' Neighborhood, Aberlin continued acting and writing. She later appeared in several films connected with filmmaker Kevin Smith, including Dogma and Jersey Girl. The answer is sometimes confused with Betty White or Betty Buckley, but neither played Lady Aberlin.