Other Uses
- Lena or Lenna, a standard test image, used in digital image processing
- Lena massacre in Russia 1912
- Lena, a rove beetle genus established by Casey in 1886; nowadays included in Sunius
- Lena, a moth genus invalidly established by Herz in 1903; nowadays included in Xestia
- Lena, a LTE-EPC Network Simulator (official web page)
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