First of all, we need to clear it up for 2020 F1 Drivers Line Up. They are as follow:

Mercedes GP

1. Lewis Hamilton
2. Valtteri Bottas

Scuderia Ferrari Mission Winnow

1. Sebastian Vettel
2. Charles Lecrerc

Aston Martin Redbull Racing Honda

1. Max Verstappen
2. To be confirmed (current season 2019 sees Alex Albon promoted to Redbull Racing before Spa Francorchamps, but he is not confirmed yet for 2020 season.

Renault

1. Daniel Ricciardo
2. Esteban Ocon (in replacement of Nico Hulkenberg

McLaren

1. Carlos Sainz Jr. (confirmed)
2. Lando Norris (confirmed)

Alfa Romeo Racing

1. Kimi Raikkonen
2. to be confirmed (currently Antonio Giovinazzi drives along Kimi Raikkonen for 2019 season with 2020 season yet to be confirmed)

Toro-Rosso Honda

1. To be confirmed
2. To be confirmed

Racing Point

1. Sergio Perez
2. To be confirmed (currently Lance Stroll drives along Perez with 2020 is yet to be confirmed)

Haas

1. Kevin Magnussen
2. To be confirmed (currently Romain Grosjean drives along Magnussen, however with Grosjean performing poorly in 2019, he is sure to be replaced in 2020).

ROKit Williams

1. George Russell
2. To be confirmed (currently Robert Kubica drives along Russell with 2020 lineup yet to be confirmed)