Stasys Girėnas (known as Stanley T. Girenas in the US; born Stasys Girskis; October 4, 1893 in Vytogala, Kovno Governorate – July 17, 1933 near Soldin, Germany) was a Lithuanian-American pilot, who died in a non-stop flight attempt with the Lituanica from New York City to Kaunas, Lithuania, in 1933.

[1] Girenas was born in Vytogala, in the Šilalė district of Lithuania, then part of the Kovno Governorate of the Russian Empire.

On July 15, 1933, along with Steponas Darius, he attempted a nonstop flight from New York City, to Kaunas, Lithuania - a total of 7,186 km (4,465 mi), in a Bellanca CH-300 Pacemaker airplane named Lituanica.

After successfully crossing the Atlantic Ocean in 37 hours and 11 minutes, their plane crashed on July 17, 0:36 AM (Berlin Time) by the village of Kuhdamm, near Soldin, Germany (now Pszczelnik, Myślibórz County, Poland).

They had covered a distance of 6,412 kilometres (3,984 miles) without landing, only 650 km (400 mi) short of their final destination.