A big thank you to @rofaida_draws and @miraculousinternational for translating the English subtitles to German and French.

Subtitle Team for S4E12 Crocoduel:

ketroul
0bvi0usly0
imcassiemedeiros
lara.cc7
carmennmendez
ivalueisol
SisterGrimm

Subtitle Team for S4E10 Mega Leech:

animation.addiction
ivalueisol
camilagreste_
SisterGrimm
0bvi0usly0
marichatlz
raquel.rosado_pt

Subtitle Team for S4E17 Rocketear:

imcassiemedeiros
carmennmendez
camilagreste_
ivalueisol
0blivi0usly0
SisterGrimm
marichatlz
lara.cc7

Subtitle Team for S4E14 Sentibubbler:

Moderated by miraculous_fans.20:
SisterGrimm
ivalueisol
camilagreste_
0bvi0usly0

Moderated by marian_alolor:
carmennmendez
marichatlz
thedonutxd
imcassiemedeiros

Subtitle Team for S4E13 Optigami:

Moderated by Chat_Blog009:
krystine.e.d
tami.cst

Moderated by MiraculousToons:
meriam.ysn
sennyness
atumney

Moderated by _adrinette_for_ever_:
rofaida.draws
white_ice_tea

Moderated by marian_alolor:
miraculmarichat
winxclubfairytale

Subtitle Team for S4E08 Queen Banana:

meriam.ysn
atumney
miraculmarichat
rofaida.draws (Tysm!)
tami.cst
white_ice_tea_
kristine.e.d
leandro.ariano
ly.n_n
tailsnedu59
winxclubfairytale

Moderated by:
marian_alolor
miraculous_fans.20
chat_blog009
_adrinette_for_ever_

Subtitle Team for S4E07 Sole Crusher:

camilagreste_
thedonutxd
papillon_gabrielagreste
imcassiemedeiros
SisterGrimm_
ivalueisol
raquel.rosado_pt
marichatlz
carmennmendez
0bvi0usly0

Moderated by:
marian_alolor
miraculous_fans.20

Subtitle Team for S4E04 Mr Pigeon 72:

Moderated by Chat_Blog009:
bvginett
thaneetea_
zaravehabovic
victoria_frdl

Moderated by MiraculousToons:
_adrinette_for_ever_
miraculous_fans.20
papillon_gabrielagreste
maridupaingreste

Moderated by marian_alolor
maysagrr
x._fluff_.x
chloquellicot

Subtitle Team for S4E11 Guiltrip:

animation.addiction
carmennmendez
sistergrimm_
ivalueisol
karen_oliveir.a
marichatlz
0blivi0usly0
raquel.rosado_pt
leh_bueno.p
thedonutxd

Moderated by:
chat_blog009
miraculous_fans.20
marian_alolor
wayzz_world

Subtitle Team for S4E03 Gang of Secrets:

x._fluff_.x
bvginett
maysagrr
miraculous_fans.20
ismail_hanafi_2007
ladrinette.noir
nessiepv
papillon_gabrielagreste
maridupaingreste
zaravehabovic
victoria_frdl
creator_freak
_adrinette_for_ever_
miraculousinternational
thaneetea_

Moderated by:
chat_blog009
miraculoustoons
marian_alolor
wayzz_world

Subtitle Team for S4E02 Lies:

thedonutxd
victoria_frdl
x._fluff_.x
maysagrr
bvginett
miraculous_fans.20
papillon_gabrielagreste
maridupaingreste
zaravehabovic
thaneetea_
adrinette_for_ever
(Moderators unlisted)

Subtitle Team for the Shanghai Special:

bvginett
thedonutxd
victoria_frdl
maridupaingreste
x._fluff_.x
clelia.brz
cloquellicot
creator_freak
maysagrr
papillon_gabrielagreste
nessiepv
miraculous_fans.20
zaravehabovic

Subtitle Team for S4E01 Truth:

bvginett
victoria_frdl
nessiepv
creator_freak
papillon_gabrielagreste
clelia.brz
miraculous_fans.20
thaneetea_
maridupaingreste
miraculousinternational
maysagrr