Considering the anime and not the fandom, here's a list that shows the LEAST to MOST likely gay;

KARASUNO

⚫Tanaka

⚫Kinoshita

⚫Narita

⚫Nishinoya

⚫Hinata

⚫Daichi

⚫Kageyama

⚫Asahi

⚫Ennoshita

⚫Sugawara

⚫Yamaguchi TADASHI

⚫TSUKISHIMA FUCKING KEI

AOBA JOHSAI

⚫Kyoutani

⚫Iwaizumi

⚫Matsukawa

⚫Hanamaki

⚫Oikawa

⚫Watari

NEKOMA

⚫Taketora

⚫Kuroo

⚫Kenma

⚫Yaku

⚫Innouka

⚫Lev

FUKURODANI

⚫Bokuto

⚫Akaashi

SHIRATORIZAWA

⚫Kawanishi

⚫Goshiki

⚫Tendou

⚫Semi

⚫Shirabu

⚫Ushijima ( im serious )