Who was the youngest stage winner in Circuit du Jura?

Youngest stage winners in Circuit du Jura

Nr	Rider	Age	Season	Stage
1	SOFFIETTI Joseph	19y + 309d	1932	\| -
2	PIPOZ Roger	21y + 194d	1926	\| -
3	DAMIANO Constant	23y + 22d	1943	\| -
4	QUAGLIERI Blaise	23y + 156d	1945	\| -
5	VERVAECKE Félicien	24y + 125d	1931	\| -
6	OSTERTAG René	25y + 71d	1951	\| -
7	BACHELLERIE Pierre	25y + 205d	1924	\| -
8	GILLARD Jules	25y + 205d	1930	\| -
9	BON Roger	26y + 135d	1950	\| -
10	DELEDDA Adolphe	26y + 289d	1946	\| -
11	BARATIN Pierre	26y + 310d	1947	\| -
12	VENOT Lazare	26y + 332d	1929	\| -
13	VALLAT René	27y + 116d	1958	\| -
14	BOISSY Maurice	27y + 175d	1949	\| -
15	DENIOT Claude	28y + 79d	1923	\| -