First found in Saxony, the German surname of Oster has many variations.
Omaha
because it starts with a sound
One Mexican food that starts with the letter "o" is "Oaxaca cheese," a type of cheese that originates from the Oaxaca region of Mexico. It is a white, semi-soft cheese with a stringy texture, similar to mozzarella. Oaxaca cheese is commonly used in dishes like quesadillas, tlayudas, and chiles rellenos.
Omar Vizquel, Orlando Cabrera and Octavio Dotel are three players whose names begin with O.
Operations
Orc
0bama
Obsession
Olive Olwen
Odey from Garfield
Ox.
Orchid
Oslo
oboe
ore ida
outlaw
It is an oblong which is another name for a rectangle.