Here you can find all the dramas that aired in 2019 and already finished airing:

Released in December (will be added soon)
Released in November (will be added soon)
Released in October (will be added soon)
Released in September (will be added soon)
Released in August (will be added soon)
Released in July (will be added soon)
Released in June
Released in May
Released in April
Released in March
Released in February
Released in January