For Marie, he was simply her big brother.
That distinction matters.
Public figures are often remembered through career statistics, famous songs and television appearances.
But for their families, they are remembered through childhood memories, jokes, disagreements, advice and moments that never appear in biographies.
Alan's legacy within the Osmond family is therefore much more intimate than his public career suggests.
A Final Reunion With His Brothers
Although multiple sclerosis forced Alan away from regular performing, he never completely abandoned the stage.
In later years, he made occasional appearances with his family.
One especially meaningful moment came when the Osmonds reunited for performances celebrating their long musical history.
Alan continued to participate despite the physical challenges posed by MS.
His determination was remarkable.
By then, he was no longer the energetic young performer audiences remembered from the 1970s.
But he was still an Osmond.
He was still a brother.
And he still wanted to stand alongside his family.