Pronoun Declination

NominativeAccusativeDativeGenitive
ichmichmirmeiner
dudichdirdeiner
er/sie/esihn/sie/esihm/ihr/ihmseiner/ihrer/seiner
wirunsunsunser
ihreucheucheuer
SieSieIhnenIhrer
siesieihnenihrer
NominativeAccusativeDativeGenitive
Imeto/for meof me
you (familiar)youto/for youof you
he/she/ithim/her/itto/for him/her/itof him/her/it
weusto/for usof us
you (familiar, pl.)youto/for youof you
you (formal)youto/for youof you
theythemto/for themof them

References

https://en.wikipedia.org/wiki/German_declension