With the release of macOS 10.15 Catalina, Microsoft 365 for Mac and Office 2019 for Mac currently support macOS 10.15, 10.14, and 10.13. For more information, see this article. Support for Office 2016 for Mac will end on October 13, 2020.
Microsoft only supports Office 365 subscriptions, or the single-purchase, Office 2019 for Mac on Catalina because these suites are 64-bit. Office 2011 was never tested on even High Sierra and was retired in Oct 2017. Office 2008 was retired several years earlier.

Office 2016 for Mac version 15.35 and later is compatible with macOS Catalina. If you've been updating Office on a regular basis, then you should be fine. If you did NOT update it prior to installing Catalina, you will have to contact Microsoft or check their support pages for instructions on how to update it after the fact. To see if your product is compatible with Mac OS X. MacOS Catalina v10.15. As of 9-30-2016 we have new compatibility information to share.

If you're using one of these computers with OS X Mavericks or later, you can install macOS Catalina. Your Mac also needs at least 4GB of memory and 12.5GB of available storage space, or up to 18.5GB of storage space when upgrading from OS X Yosemite or earlier. Learn how to upgrade to macOS Catalina. Xbmc wizard.

Office 2016 for mac compatible with catalina free

MacBook Pro

MacBook Pro (13-inch, 2020, Two Thunderbolt 3 ports)
MacBook Pro (13-inch, 2020, Four Thunderbolt 3 ports)
MacBook Pro (16-inch, 2019)
MacBook Pro (13-inch, 2019, Two Thunderbolt 3 ports)
MacBook Pro (15-inch, 2019)
MacBook Pro (13-inch, 2019, Four Thunderbolt 3 ports)
MacBook Pro (15-inch, 2018)
MacBook Pro (13-inch, 2018, Four Thunderbolt 3 ports)
MacBook Pro (15-inch, 2017)
MacBook Pro (13-inch, 2017, Four Thunderbolt 3 ports)
MacBook Pro (13-inch, 2017, Two Thunderbolt 3 ports)
MacBook Pro (15-inch, 2016)

MacBook Pro (13-inch, 2016, Four Thunderbolt 3 ports)
MacBook Pro (13-inch, 2016, Two Thunderbolt 3 ports)
MacBook Pro (Retina, 15-inch, Mid 2015)
MacBook Pro (Retina, 15-inch, Mid 2015)
MacBook Pro (Retina, 13-inch, Early 2015)
MacBook Pro (Retina, 15-inch, Mid 2014)
MacBook Pro (Retina, 13-inch, Mid 2014)
MacBook Pro (Retina, 15-inch, Late 2013)
MacBook Pro (Retina, 15-inch, Early 2013)
MacBook Pro (Retina, 13-inch, Late 2013)
MacBook Pro (Retina, 13-inch, Early 2013)
MacBook Pro (Retina, 15-inch, Mid 2012)
MacBook Pro (15-inch, Mid 2012)
MacBook Pro (Retina, 13-inch, Late 2012)
MacBook Pro (13-inch, Mid 2012)

MacBook Air

MacBook Air (Retina, 13-inch, 2020)
MacBook Air (Retina, 13-inch, 2019)
MacBook Air (Retina, 13-inch, 2018)
MacBook Air (13-inch, 2017)
MacBook Air (13-inch, Early 2015)
MacBook Air (11-inch, Early 2015)

MacBook Air (13-inch, Early 2014)
MacBook Air (11-inch, Early 2014)
MacBook Air (13-inch, Mid 2013)
MacBook Air (11-inch, Mid 2013)
MacBook Air (13-inch, Mid 2012)
MacBook Air (11-inch, Mid 2012)

MacBook

MacBook (Retina, 12-inch, 2017)
MacBook (Retina, 12-inch, Early 2016)

iMac Pro

iMac

iMac (Retina 5K, 27-inch, 2020)
iMac (Retina 5K, 27-inch, 2019)
iMac (Retina 4K, 21.5-inch, 2019)
iMac (Retina 5K, 27-inch, 2017)
iMac (Retina 4K, 21.5-inch, 2017)
iMac (21.5-inch, 2017)
iMac (Retina 5K, 27-inch, Late 2015)
iMac (Retina 4K, 21.5-inch, Late 2015)
iMac (21.5-inch, Late 2015)

Microsoft Office For Catalina

iMac (Retina 5K, 27-inch, Mid 2015)
iMac (Retina 5K, 27-inch, Late 2014)
iMac (21.5-inch, Mid 2014)
iMac (27-inch, Late 2013)
iMac (21.5-inch, Late 2013)
iMac (27-inch, Late 2012)
iMac (21.5-inch, Late 2012)

MacBook Pro

MacBook Air

MacBook

iMac Pro

iMac

Microsoft Office For Catalina

Microsoft Office For Mac Catalina

Mac mini

Office 2016 On Catalina

Mac Pro

Office 2016 For Mac Compatible With Catalina