Run Multiple Whatsapp Account on Android

                           METHOD 1

METHOD 1: Use Multi-User in Android Lollipop Phones
If you want to run 2 WhatsApp Accounts on One Android Phone, you can use the Multi-User Feature offered by the Android Lollipop Operating System, including Cyanogen OS and other custom ROMs.
Follow these simple steps to begin:
Step 1: Add Multi-User in Android Lollipop-Based smartphone. For this, just go to Settings and click on Users and then Add User.
Step 2: Once after creating a new user, provide complete details to setup a new user account
Step 3: Switch to the New User by pulling down the notification bar and clicking on New User icon.
Step 4: Once turned to New User, you will be provided with an all new phone interface with default phone settings.
Step 5: Now, Install WhatsApp in the New User Mode.
Step 6: Once WhatsApp is downloaded, enter all the details, and that is it.

                           METHOD 2

METHOD 2: USE SWITCHME TO RUN MULTIPLE ACCOUNTS
SwitchMe is an Android app that allows you to have two separate WhatsApp accounts on a single Android device, but this app requires your Android smartphone be rooted.
Now, Here's the deal:
Switchme multiple account app allows you to log in and out of multiple user spaces however it needs root access to do this. However, users cannot access the other profile from their current profile because each account within the multiple profiles will have its settings, applications, and data.
Follow these simple steps to go:
Step 1: Root your Android device.
Step 2: Make sure that you have WhatsApp app installed on your smartphone.
Step 3: Install SwitchMe Multiple accounts on your smartphone.
Step 4: Run SwitchMe Multiple accounts, it will ask for Superuser request that you need to grant.
Step 5: Now create a user profile with your name in SwitchMe app. This profile will be an administrator account containing all the current apps and settings, and will also reflect your WhatsApp profile that is already installed on your smartphone.
Step 6: Now create another profile using a different name by tapping on the Create Profile button in SwitchMe app, and then choose the Switch option by selecting this account.
Step 7: Now your smartphone will restart automatically and once it is ready to use, install official WhatsApp again from Google Play Store and register it for the different phone number. That is it.
Congratulations!
Unlike multi-user feature in Android Lollipop, the Free version of SwitchMe allows you to enjoy only 2 WhatsApp accounts on one single phone. However, SwitchMe's paid account allows you to run multiple WhatsApp accounts.

                           METHOD 3

METHOD 3: USING OGWhatsApp