I was able to find outlook conctacts by firstname and lastname this way: Outlook.ContactItem contact = (Outlook.ContactItem)contactItems.Find(String.Format("[F
xfce
raid
azure-caching
sizer
surface-controller
maven-3
bulk-operations
openweathermap
pyvmomi
nsubstitute
libcrypto
newenvironment
clusterize
box-shadow
infowindow
overload-resolution
data-corruption
umbraco-ucommerce
audit-tables
rentrez
riscv
purge
throttling
static-methods
full-text-catalog
r-usethis
uicollectionviewdiffabledatasource
spring-batch-integration
buildsrc
d3tree