On your iPhone or iPad, the "Today" view shows your next 7 days or 12 events.
Tip: This feature is available on your iPhone or iPad running iOS 10. The instructions below are for iOS 10.
- On the lock screen of your iPhone or iPad, swipe left to right until you see a list of widgets.
- Scroll to the bottom and tap Edit.
- Tap Add
Google Calendar
.
- Tap Done. You should see upcoming events from your Calendar in the Today view.
Google Calendar 
.