加布莉娜 is a phonetic transliteration:
加 (jiā ~ 'ga') +
布 (bù ~ 'b') +
莉 (lì ~ 'li') +
娜 (nà ~ 'na'), commonly rendering Gabriella/Gabriela/Gabrielle. The female-coded characters
莉 (jasmine) and
娜 (graceful) signal a feminine name. The masculine equivalent (Gabriel) is usually
加百列 (Jiābǎiliè) or
加布里埃尔.