# Johannes Frederik Johnstrup Helweg (1885-)

## Events
- **Occupation** — Cand. Polyt. Kemiker
- **Born** — 1. 4. 1885
- **Married** — 25. 4. 1918

## Parents
- [Heinrich Ludvig Helweg](/public/trees/person/2768395.md) (1858–)
- [Elisabeth Birgithe Johnstrup](/public/trees/person/2768396.md) (1858–)

## Partners
- [Karen Marie Carlsen](/public/trees/person/2768400.md) (1894–1930)

## Children
- [Birgit Helweg](/public/trees/person/2768403.md) (1922–)
- [Per Helweg](/public/trees/person/2768404.md) (1924–2010)

## See also

[Ancestors](/public/trees/person/2768399/ancestors.md) · [Descendants](/public/trees/person/2768399/descendants.md)