In addition to the common “Ozols” and it’s many variations and diminutives, other tree’s names are similarly used as Latvian surnames, including (but not limited to):
Abols (apple tree)
Alksnis (alder tree)
Apse (ash tree)
Eglis (fir tree)
Klavins (maple tree)
Liepa (linden tree)
Osis (ash tree)
Priedis (pine tree)
Vitols (willow tree)
These words are sometimes paired with prefixes or suffixes such as:
Jaun- (new)
Vec- (old)
Liel- (large)
Maz- (small)
-nieks (people)
-itis (diminutive for people)
-ini or -ins (diminutive for people)
-kalns (hills)
-lejas (valley)
-laps (leaf)
In addition, Latvians use a different suffix for males and females. Male names typically end in “is” or “s”, while female names “a” or “e”. Examples: Ozolins/Ozolina, Ozolitis/Ozolite.