I like
Sequoia, too. It's a bit heavy, with the "quoy" sound, so I'd use a one- (maybe two-) syllable name that's lighter.
Sequoia WrenSequoia RoseSequoia DoveSequoia LynnSequoia RueSequoia JaySequoia Thorn
Sequoia Rye
Sequoia Bay
Sequoia WolfSequoia ReedSequoia DeanSequoia Clay
*****
And last of all an Admiral came,
A terrible man with a terrible name,—
A name which you all know by sight very well;
But which no one can speak, and no one can spell.
Robert Southey, "The March to Moscow"